Subclasses list

• 662 RESTROOM OR BATHROOM SELF-CLEANING SYSTEMS 
  Patents: 66
  Patent Applications: 7
• 663 FLUSH CLOSET, WASH RECEPTACLE, AND BATHTUB OR SHOWER 
  Patents: 60
  Patent Applications: 2
• 664 FLUSH CLOSET OR URINAL AND WASH RECEPTACLE 
  Patents: 85
  Patent Applications: 16
• 665 Wash receptacle water empties into toilet facility 
  Patents: 81
  Patent Applications: 8
• 666 DIAPER WASHING DEVICES 
  Patents: 7
  Patent Applications: 1
• 667 FLUSH CLOSET SEAT ASSIST TO RAISE USER 
  Patents: 63
  Patent Applications: 13
• 300 FLUSH CLOSET 
  Patents: 157
  Patent Applications: 39
• 300.1 With toilet tissue holder 
  Patents: 12
  Patent Applications: 1
• 300.2 With bedpan rinser 
  Patents: 15
  Patent Applications: 1
• 300.3 With splash guard or water baffle 
  Patents: 104
  Patent Applications: 36
• 301 Urinals only 
  Patents: 88
  Patent Applications: 20
• 302 Flush actuation automatically responsive to condition 
  Patents: 53
  Patent Applications: 4
• 303 Periodic flush 
  Patents: 8
  Patent Applications: 1
• 304 By radiant energy responsive means 
  Patents: 78
  Patent Applications: 2
• 305 By electric condition responsive means 
  Patents: 49
  Patent Applications: 5
• 306 Ventilated, i.e., noxious fume removal 
  Patents: 7
  Patent Applications: 2
• 307 Folding type 
  Patents: 17
  Patent Applications: 1
• 308 Pedal actuated flush 
  Patents: 15
  Patent Applications: 0
• 309 With disinfectant means 
  Patents: 38
  Patent Applications: 18
• 310 Vertical type 
  Patents: 22
  Patent Applications: 6
• 311 Bowl type 
  Patents: 21
  Patent Applications: 5
• 312 Folding type 
  Patents: 35
  Patent Applications: 1
• 313 With automatic flush responsive means 
  Patents: 81
  Patent Applications: 28
• 314 With indicator 
  Patents: 33
  Patent Applications: 7
• 315 With disposable container 
  Patents: 20
  Patent Applications: 3
• 316 Reduced gravity environment type 
  Patents: 35
  Patent Applications: 5
• 317 With recirculating means 
  Patents: 55
  Patent Applications: 4
• 318 Including specified filtering means 
  Patents: 35
  Patent Applications: 1
• 319 With macerator 
  Patents: 61
  Patent Applications: 10
• 320 Including additional treatment 
  Patents: 32
  Patent Applications: 3
• 321 With holding tank 
  Patents: 190
  Patent Applications: 19
• 322 And heater 
  Patents: 15
  Patent Applications: 1
• 323 And valve for emptying 
  Patents: 106
  Patent Applications: 2
• 324 Manual selection of the amount of flush 
  Patents: 189
  Patent Applications: 47
• 325 Alternate unicyclic flush 
  Patents: 199
  Patent Applications: 19
• 326 Plural flush valves 
  Patents: 71
  Patent Applications: 11
• 327 In axial alignment 
  Patents: 15
  Patent Applications: 0
• 328 Tank and bowl with plural connections, one being pneumatic 
  Patents: 15
  Patent Applications: 2
• 329 Low profile tank and bowl 
  Patents: 25
  Patent Applications: 2
• 330 Seat actuated flush 
  Patents: 1
  Patent Applications: 0
• 331 Float-controlled valve 
  Patents: 11
  Patent Applications: 0
• 332 Pressure flush 
  Patents: 15
  Patent Applications: 0
• 333 Normally empty tank 
  Patents: 6
  Patent Applications: 0
• 334 Pressure tank 
  Patents: 6
  Patent Applications: 0
• 335 With seat-actuated valve 
  Patents: 0
  Patent Applications: 0
• 336 And siphon bowl 
  Patents: 2
  Patent Applications: 0
• 337 And drain means 
  Patents: 1
  Patent Applications: 0
• 338 With seat-actuated valve 
  Patents: 1
  Patent Applications: 0
• 339 And drain means 
  Patents: 0
  Patent Applications: 0
• 340 Plural receptacles 
  Patents: 18
  Patent Applications: 2
• 341 Diverse 
  Patents: 27
  Patent Applications: 3
• 342 Separate and distinct 
  Patents: 20
  Patent Applications: 1
• 343 Overhead tank with bowl 
  Patents: 3
  Patent Applications: 0
• 344 Siphon bowl 
  Patents: 5
  Patent Applications: 0
• 345 Plural flush, preliminary or subsequent 
  Patents: 17
  Patent Applications: 3
• 346 Including plural compartments in tank 
  Patents: 19
  Patent Applications: 0
• 347 Ventilated, i.e., noxious fume removal 
  Patents: 36
  Patent Applications: 6
• 348 Bowl 
  Patents: 26
  Patent Applications: 12
• 349 Unitary with flush supply to bowl 
  Patents: 17
  Patent Applications: 1
• 350 Unitary with discharge from bowl 
  Patents: 2
  Patent Applications: 1
• 351 Trap or siphon 
  Patents: 9
  Patent Applications: 0
• 352 Annular ventilator 
  Patents: 20
  Patent Applications: 0
• 353 Tank only 
  Patents: 87
  Patent Applications: 16
• 354 Pressure tank 
  Patents: 61
  Patent Applications: 21
• 355 Float-released outlet valve 
  Patents: 3
  Patent Applications: 0
• 356 Float outlet valve 
  Patents: 7
  Patent Applications: 0
• 357 Free floating 
  Patents: 1
  Patent Applications: 0
• 358 With guide (e.g., a cage) 
  Patents: 2
  Patent Applications: 0
• 359 Valve held open by flow 
  Patents: 21
  Patent Applications: 0
• 360 Dashpot-controlled outlet valve 
  Patents: 5
  Patent Applications: 0
• 361 Pneumatic or hydraulic adjustability 
  Patents: 23
  Patent Applications: 0
• 362 By air under pressure 
  Patents: 34
  Patent Applications: 0
• 363 With plural compartments 
  Patents: 36
  Patent Applications: 2
• 364 Single tank with divider 
  Patents: 26
  Patent Applications: 0
• 365 Pivotal compartment 
  Patents: 12
  Patent Applications: 0
• 366 With simultaneous common actuating means for supply and outlet valves 
  Patents: 77
  Patent Applications: 8
• 367 By fluid or electrical means 
  Patents: 18
  Patent Applications: 1
• 368 With outlet siphon 
  Patents: 15
  Patent Applications: 0
• 369 Including means to relieve trapped air 
  Patents: 6
  Patent Applications: 0
• 370 By releasing trapped air 
  Patents: 14
  Patent Applications: 1
• 371 By raising trapped air housing 
  Patents: 0
  Patent Applications: 0
• 372 Including means to immerse siphon 
  Patents: 3
  Patent Applications: 0
• 373 Pump starter 
  Patents: 5
  Patent Applications: 0
• 374 Jet starter 
  Patents: 7
  Patent Applications: 0
• 375 Including means to raise liquid level 
  Patents: 6
  Patent Applications: 0
• 376 Valve starter 
  Patents: 4
  Patent Applications: 0
• 377 By moving siphon 
  Patents: 3
  Patent Applications: 0
• 378 With outlet valve 
  Patents: 108
  Patent Applications: 30
• 379 With delay of valve closing 
  Patents: 29
  Patent Applications: 0
• 380 By pressure or suction control of valve 
  Patents: 16
  Patent Applications: 0
• 381 By float releasable latch 
  Patents: 17
  Patent Applications: 0
• 382 Tiltable or pivoted valve body 
  Patents: 18
  Patent Applications: 0
• 383 With overflow through valve closure 
  Patents: 3
  Patent Applications: 0
• 384 Latched actuator 
  Patents: 6
  Patent Applications: 0
• 385 By varying weight releasable latch 
  Patents: 3
  Patent Applications: 0
• 386 By shifting weight 
  Patents: 8
  Patent Applications: 0
• 387 By flow-responsive element in valve outlet 
  Patents: 8
  Patent Applications: 0
• 388 By retarding mechanism, e.g., dashpot 
  Patents: 17
  Patent Applications: 0
• 389 With overflow through valve closure 
  Patents: 3
  Patent Applications: 0
• 390 With overflow through valve closure 
  Patents: 20
  Patent Applications: 2
• 391 Float connected or float type valve 
  Patents: 38
  Patent Applications: 1
• 392 Swinging 
  Patents: 23
  Patent Applications: 2
• 393 Pivoted 
  Patents: 81
  Patent Applications: 11
• 394 Connected to float 
  Patents: 37
  Patent Applications: 4
• 395 Float type 
  Patents: 38
  Patent Applications: 8
• 396 Free floating during flush 
  Patents: 5
  Patent Applications: 0
• 397 Having seating guide 
  Patents: 20
  Patent Applications: 1
• 398 Cage type 
  Patents: 10
  Patent Applications: 0
• 399 Valve moves relative to guide through bottom of valve 
  Patents: 3
  Patent Applications: 0
• 400 Valve-attached seating element enters discharge pipe 
  Patents: 9
  Patent Applications: 0
• 401 Plural static guides 
  Patents: 2
  Patent Applications: 0
• 402 Having liquid receptacle open upwardly 
  Patents: 12
  Patent Applications: 0
• 403 Hollow 
  Patents: 13
  Patent Applications: 0
• 404 Open at bottom 
  Patents: 31
  Patent Applications: 1
• 405 Actuator 
  Patents: 82
  Patent Applications: 33
• 406 Electrical 
  Patents: 58
  Patent Applications: 8
• 407 Pneumatic or hydraulic 
  Patents: 34
  Patent Applications: 1
• 408 Seat actuated 
  Patents: 26
  Patent Applications: 0
• 409 With overhead tank 
  Patents: 1
  Patent Applications: 0
• 410 Button type 
  Patents: 37
  Patent Applications: 5
• 411 Portion of linkage external to tank 
  Patents: 15
  Patent Applications: 0
• 412 Including flexible linkage element in tank (e.g., chain or cord) 
  Patents: 25
  Patent Applications: 0
• 413 Including articulated rigid linkage 
  Patents: 15
  Patent Applications: 1
• 414 Having stationary pivot within tank 
  Patents: 11
  Patent Applications: 0
• 415 Water saver 
  Patents: 274
  Patent Applications: 28
• 416 With lining 
  Patents: 4
  Patent Applications: 0
• 417 With connector or seal 
  Patents: 12
  Patent Applications: 3
• 418 Enclosure or housing for connector or seal 
  Patents: 3
  Patent Applications: 0
• 419 With support 
  Patents: 8
  Patent Applications: 1
• 420 Bowl 
  Patents: 156
  Patent Applications: 62
• 420.1 With body-contacting nozzle 
  Patents: 37
  Patent Applications: 3
• 420.2 With heated bidet fluid 
  Patents: 111
  Patent Applications: 6
• 420.3 With bidet basin 
  Patents: 30
  Patent Applications: 0
• 420.4 With bidet nozzle 
  Patents: 211
  Patent Applications: 49
• 420.5 Integral with flush closet 
  Patents: 20
  Patent Applications: 4
• 421 Siphon discharge 
  Patents: 41
  Patent Applications: 5
• 422 With flush valve 
  Patents: 14
  Patent Applications: 1
• 423 With vacuum breaker 
  Patents: 4
  Patent Applications: 0
• 424 Extra trap or false trap 
  Patents: 14
  Patent Applications: 0
• 425 Siphonic jet at trap 
  Patents: 41
  Patent Applications: 13
• 426 With check valve 
  Patents: 6
  Patent Applications: 0
• 427 Overflow inhibitor 
  Patents: 65
  Patent Applications: 16
• 428 Configurated outlet 
  Patents: 17
  Patent Applications: 0
• 429 Pan bowl 
  Patents: 2
  Patent Applications: 0
• 430 Distinct from bowl 
  Patents: 2
  Patent Applications: 1
• 431 Pump or suction-type discharge 
  Patents: 124
  Patent Applications: 32
• 432 With flush supply pump 
  Patents: 25
  Patent Applications: 2
• 433 Unitary with discharge pump 
  Patents: 10
  Patent Applications: 1
• 434 Valved dischage 
  Patents: 76
  Patent Applications: 13
• 435 With flush supply actuated by valved discharge 
  Patents: 43
  Patent Applications: 1
• 436 By movement of seat or lid 
  Patents: 4
  Patent Applications: 0
• 437 Float control of fluid in bowl 
  Patents: 3
  Patent Applications: 0
• 438 Pivoted valve 
  Patents: 15
  Patent Applications: 1
• 439 With additional valve (e.g., draft control) 
  Patents: 0
  Patent Applications: 0
• 440 Pan type 
  Patents: 9
  Patent Applications: 0
• 441 Pivoted valve 
  Patents: 21
  Patent Applications: 2
• 442 Pan type 
  Patents: 10
  Patent Applications: 2
• 443 BIDETS 
  Patents: 126
  Patent Applications: 30
• 444 With seat 
  Patents: 26
  Patent Applications: 9
• 445 Bidet basin for flush closet 
  Patents: 22
  Patent Applications: 7
• 446 Bidet bowl with drain 
  Patents: 13
  Patent Applications: 1
• 447 Nozzle with seat 
  Patents: 90
  Patent Applications: 3
• 448 Nozzle attachment 
  Patents: 121
  Patent Applications: 11
• 449 DRY CLOSETS 
  Patents: 133
  Patent Applications: 18
• 111.1 With heating meas 
  Patents: 55
  Patent Applications: 7
• 111.2 And cyclic control means 
  Patents: 17
  Patent Applications: 0
• 111.3 Having seat actuator or interlock 
  Patents: 10
  Patent Applications: 0
• 111.4 Fluid fuel burner 
  Patents: 13
  Patent Applications: 2
• 111.5 Electric 
  Patents: 37
  Patent Applications: 3
• 111.6 And separate drying zone 
  Patents: 17
  Patent Applications: 0
• 450 Bedpans 
  Patents: 41
  Patent Applications: 14
• 451 Disposable type 
  Patents: 29
  Patent Applications: 3
• 452 With liner 
  Patents: 38
  Patent Applications: 3
• 453 With deodorizing means 
  Patents: 13
  Patent Applications: 1
• 454 With urinal 
  Patents: 8
  Patent Applications: 0
• 455 With drain means 
  Patents: 25
  Patent Applications: 2
• 456 Cushioned 
  Patents: 33
  Patent Applications: 2
• 457 Accessories 
  Patents: 28
  Patent Applications: 1
• 458 Automobile 
  Patents: 32
  Patent Applications: 1
• 114.1 Urinal 
  Patents: 11
  Patent Applications: 2
• 459 Chemical 
  Patents: 17
  Patent Applications: 1
• 460 Field 
  Patents: 75
  Patent Applications: 1
• 461 Plural 
  Patents: 5
  Patent Applications: 0
• 462 With urinal 
  Patents: 14
  Patent Applications: 1
• 463 Separate receiver 
  Patents: 12
  Patent Applications: 0
• 464 With magazine 
  Patents: 1
  Patent Applications: 0
• 465 Furniture type 
  Patents: 3
  Patent Applications: 0
• 466 Valved bowl 
  Patents: 0
  Patent Applications: 0
• 467 Movable receiver 
  Patents: 3
  Patent Applications: 0
• 468 Seat operated 
  Patents: 1
  Patent Applications: 0
• 469 Lid or covering operated 
  Patents: 0
  Patent Applications: 1
• 470 In lid 
  Patents: 1
  Patent Applications: 0
• 471 Valved bowl 
  Patents: 13
  Patent Applications: 0
• 472 Ventilated 
  Patents: 4
  Patent Applications: 0
• 473 Seat, lid or covering operated 
  Patents: 3
  Patent Applications: 0
• 474 Vault type 
  Patents: 1
  Patent Applications: 0
• 475 Ventilated 
  Patents: 4
  Patent Applications: 0
• 476 Enclosed receptacle type 
  Patents: 57
  Patent Applications: 18
• 477 Ventilated 
  Patents: 7
  Patent Applications: 2
• 478 With arm or back support 
  Patents: 16
  Patent Applications: 0
• 479 Receptacle type 
  Patents: 52
  Patent Applications: 14
• 480 Invalid 
  Patents: 92
  Patent Applications: 15
• 481 Muffler for liquid 
  Patents: 1
  Patent Applications: 0
• 482 Ventilated 
  Patents: 13
  Patent Applications: 0
• 483 With seat 
  Patents: 127
  Patent Applications: 45
• 484 Flexible material 
  Patents: 138
  Patent Applications: 31
• 485 Seat subclosure 
  Patents: 4
  Patent Applications: 0
• 486 Seat or lid operated 
  Patents: 3
  Patent Applications: 0
• 144.1 Urinal 
  Patents: 216
  Patent Applications: 36
• 144.2 Disposable, entirely or a portion 
  Patents: 113
  Patent Applications: 12
• 144.3 Contacting and conforming to anatomy 
  Patents: 156
  Patent Applications: 6
• 144.4 Spout only 
  Patents: 57
  Patent Applications: 6
• 487 OPEN-WATER BARRIER 
  Patents: 23
  Patent Applications: 1
• 488 POOL TYPE 
  Patents: 110
  Patent Applications: 9
• 489 Plural separate receptacles 
  Patents: 25
  Patent Applications: 2
• 490 With cleaning means 
  Patents: 236
  Patent Applications: 33
• 491 With wave-making means 
  Patents: 89
  Patent Applications: 22
• 492 With water-jet means 
  Patents: 186
  Patent Applications: 13
• 493 With heating means 
  Patents: 128
  Patent Applications: 17
• 494 Combined or convertable 
  Patents: 55
  Patent Applications: 8
• 495 Adjustable bottom 
  Patents: 41
  Patent Applications: 6
• 496 Accessory 
  Patents: 359
  Patent Applications: 61
• 497 Wave quelling 
  Patents: 14
  Patent Applications: 0
• 498 Covering 
  Patents: 301
  Patent Applications: 106
• 499 Air inflatable or supported 
  Patents: 76
  Patent Applications: 10
• 500 Including storage area 
  Patents: 53
  Patent Applications: 4
• 501 On pool bottom 
  Patents: 16
  Patent Applications: 3
• 502 On a roll 
  Patents: 122
  Patent Applications: 14
• 503 Including securing means 
  Patents: 117
  Patent Applications: 12
• 504 Safety means 
  Patents: 131
  Patent Applications: 13
• 505 Divider 
  Patents: 37
  Patent Applications: 3
• 506 Construction details 
  Patents: 293
  Patent Applications: 70
• 507 Including water inlet or outlet means 
  Patents: 240
  Patent Applications: 53
• 508 And water level control 
  Patents: 122
  Patent Applications: 10
• 509 And pump 
  Patents: 101
  Patent Applications: 10
• 510 Gutter 
  Patents: 51
  Patent Applications: 1
• 511 With handhold (e.g., life rail) 
  Patents: 11
  Patent Applications: 2
• 512 Including weir 
  Patents: 31
  Patent Applications: 0
• 513 Shape 
  Patents: 33
  Patent Applications: 2
• 514 CONVERTIBLE CLASS-TYPE APPARATUS 
  Patents: 12
  Patent Applications: 2
• 515 HAIR WASHING MACHINE OR DEVICE OR ACCESSORY 
  Patents: 54
  Patent Applications: 8
• 516 Portable 
  Patents: 62
  Patent Applications: 4
• 517 Combined 
  Patents: 16
  Patent Applications: 1
• 518 With water supply means 
  Patents: 39
  Patent Applications: 1
• 519 Head or neck receiving or supporting sink 
  Patents: 66
  Patent Applications: 5
• 520 Shield or drain 
  Patents: 24
  Patent Applications: 2
• 521 Supported by body 
  Patents: 23
  Patent Applications: 0
• 522 With post-type support 
  Patents: 10
  Patent Applications: 0
• 523 Body-portion rest 
  Patents: 64
  Patent Applications: 14
• 524 VAPOR OR HEAT IN BATH (E.G., SAUNA, STEAM BATH, OR SUDATORIUM) 
  Patents: 80
  Patent Applications: 31
• 525 With additional means for washing 
  Patents: 26
  Patent Applications: 2
• 526 Collapsible 
  Patents: 18
  Patent Applications: 2
• 527 Flexible fabric supported by a folding frame 
  Patents: 12
  Patent Applications: 3
• 528 With body support means 
  Patents: 5
  Patent Applications: 0
• 529 Bed type 
  Patents: 6
  Patent Applications: 1
• 530 With head or back rest 
  Patents: 3
  Patent Applications: 0
• 531 Seat 
  Patents: 12
  Patent Applications: 3
• 532 Fixed 
  Patents: 6
  Patent Applications: 0
• 533 Conversion means 
  Patents: 5
  Patent Applications: 1
• 534 Flexible covering 
  Patents: 11
  Patent Applications: 0
• 535 MEANS FOR APPLYING VAPOR OR HOT AIR DIRECTLY TO BODY OF USER 
  Patents: 16
  Patent Applications: 1
• 536 With means for covering a majority of the user's body 
  Patents: 11
  Patent Applications: 0
• 537 To the head or face 
  Patents: 24
  Patent Applications: 1
• 538 TUBS 
  Patents: 74
  Patent Applications: 23
• 539 Plural tubs (i.e., all for bathing) 
  Patents: 9
  Patent Applications: 0
• 540 With means for turning tub for aiding access 
  Patents: 22
  Patent Applications: 2
• 541.1 Means for agitating or circulating water in a tub 
  Patents: 282
  Patent Applications: 105
• 541.2 With condition response 
  Patents: 79
  Patent Applications: 3
• 541.3 By liquid flow 
  Patents: 111
  Patent Applications: 11
• 541.4 And aerating 
  Patents: 134
  Patent Applications: 10
• 541.5 By aerating 
  Patents: 91
  Patent Applications: 16
• 541.6 Jet detail 
  Patents: 221
  Patent Applications: 59
• 545 With heating of tub structure 
  Patents: 40
  Patent Applications: 7
• 546 Combined with diverse means 
  Patents: 75
  Patent Applications: 8
• 547 Couch or bed 
  Patents: 31
  Patent Applications: 2
• 548 Storage or support means 
  Patents: 11
  Patent Applications: 2
• 549 Cabinet 
  Patents: 7
  Patent Applications: 0
• 550 Pivoted tub 
  Patents: 2
  Patent Applications: 0
• 551 Dressing table 
  Patents: 6
  Patent Applications: 0
• 552 A complete and separate shower 
  Patents: 6
  Patent Applications: 0
• 553 Basin or sink 
  Patents: 9
  Patent Applications: 0
• 554 Relatively movable tub or basin 
  Patents: 5
  Patent Applications: 0
• 555 With user access means in side of the tub 
  Patents: 54
  Patent Applications: 10
• 556 Pivoted door 
  Patents: 35
  Patent Applications: 7
• 557 With movable closure 
  Patents: 60
  Patent Applications: 2
• 558 Flexible type 
  Patents: 93
  Patent Applications: 35
• 559 Convenience accessories 
  Patents: 204
  Patent Applications: 26
• 560.1 Means for handling user 
  Patents: 93
  Patent Applications: 11
• 561.1 Vertically and horizontally 
  Patents: 25
  Patent Applications: 0
• 562.1 Horizontal movement is pivotal 
  Patents: 36
  Patent Applications: 2
• 563.1 Hydraulically operated 
  Patents: 35
  Patent Applications: 0
• 564.1 Vertically, only (e.g., lifts) 
  Patents: 40
  Patent Applications: 1
• 565.1 Supported by tub 
  Patents: 26
  Patent Applications: 0
• 566.1 Hydraulically operated 
  Patents: 40
  Patent Applications: 4
• 567 Means for spraying user 
  Patents: 88
  Patent Applications: 8
• 568 Located inside of the tub 
  Patents: 38
  Patent Applications: 2
• 569 Conduit having rectilinearly spaced spray holes 
  Patents: 14
  Patent Applications: 0
• 570 Mounted on support external to tub 
  Patents: 66
  Patent Applications: 10
• 571.1 Support for user, static 
  Patents: 52
  Patent Applications: 9
• 572.1 For infant 
  Patents: 83
  Patent Applications: 30
• 573.1 Body type 
  Patents: 40
  Patent Applications: 10
• 574.1 Foot 
  Patents: 41
  Patent Applications: 8
• 575.1 Head or back 
  Patents: 58
  Patent Applications: 13
• 576.1 Hand grip 
  Patents: 45
  Patent Applications: 29
• 577.1 Mounted on tub, only 
  Patents: 23
  Patent Applications: 6
• 578.1 Seat 
  Patents: 96
  Patent Applications: 24
• 579 Supported by tub, only 
  Patents: 93
  Patent Applications: 14
• 580 Protective liner or covering 
  Patents: 103
  Patent Applications: 22
• 581 Mat type 
  Patents: 42
  Patent Applications: 7
• 582 With antislip means 
  Patents: 26
  Patent Applications: 0
• 583 In contact with tub bottom 
  Patents: 60
  Patent Applications: 8
• 584 Particular construction or configuration details 
  Patents: 145
  Patent Applications: 47
• 585 Flexible material (e.g., collapsible, etc.) 
  Patents: 86
  Patent Applications: 10
• 586 For infant 
  Patents: 8
  Patent Applications: 0
• 587 Supported by folding frame 
  Patents: 15
  Patent Applications: 0
• 588 Inflatable 
  Patents: 26
  Patent Applications: 0
• 589 With integral body support 
  Patents: 14
  Patent Applications: 3
• 590 Seat 
  Patents: 25
  Patent Applications: 1
• 591 Rim supply 
  Patents: 17
  Patent Applications: 0
• 592 Support structure 
  Patents: 34
  Patent Applications: 7
• 593 For strengthening bottom or side 
  Patents: 19
  Patent Applications: 0
• 594 Legs 
  Patents: 12
  Patent Applications: 0
• 595 Means for securing tub in place 
  Patents: 19
  Patent Applications: 2
• 596 SHOWER (E.G. STALL, WITH WALLS, RECEPTOR, AND SPRAY) 
  Patents: 108
  Patent Applications: 33
• 597 Combined with diverse means 
  Patents: 110
  Patent Applications: 20
• 598 With heating means 
  Patents: 42
  Patent Applications: 5
• 599 Collapsible or expandable 
  Patents: 74
  Patent Applications: 10
• 600 Wall type 
  Patents: 20
  Patent Applications: 0
• 601 Plural spray heads 
  Patents: 102
  Patent Applications: 25
• 602 With self-contained water supply 
  Patents: 33
  Patent Applications: 4
• 603 And pump 
  Patents: 38
  Patent Applications: 3
• 604 With special feature for physically handicapped 
  Patents: 63
  Patent Applications: 4
• 605 Convenience accessories 
  Patents: 214
  Patent Applications: 26
• 606 Scrubber 
  Patents: 109
  Patent Applications: 19
• 607 Movable closure 
  Patents: 84
  Patent Applications: 8
• 608 Flexible type 
  Patents: 107
  Patent Applications: 10
• 609 Shield or guard means 
  Patents: 85
  Patent Applications: 18
• 610 Mounting or supporting means for movable closure 
  Patents: 108
  Patent Applications: 27
• 611 Support for user 
  Patents: 51
  Patent Applications: 21
• 612 Particular construction 
  Patents: 100
  Patent Applications: 24
• 613 Of receptor 
  Patents: 96
  Patent Applications: 67
• 614 Wall or panel 
  Patents: 91
  Patent Applications: 16
• 615 MEANS FOR SPRAYING USER 
  Patents: 248
  Patent Applications: 53
• 616 With self-contained water supply 
  Patents: 22
  Patent Applications: 3
• 617 Overhead-gravity feed 
  Patents: 12
  Patent Applications: 0
• 618 Supported by neck or shoulder of user 
  Patents: 1
  Patent Applications: 1
• 619 WASH RECEPTACLES 
  Patents: 127
  Patent Applications: 28
• 620 Emergency fountains 
  Patents: 53
  Patent Applications: 23
• 621 With human body support 
  Patents: 43
  Patent Applications: 9
• 622 Foot 
  Patents: 70
  Patent Applications: 55
• 623 With proximity operated valve 
  Patents: 235
  Patent Applications: 34
• 624 Wash fountain 
  Patents: 30
  Patent Applications: 0
• 625 With water supply or waste-water tank 
  Patents: 48
  Patent Applications: 10
• 626 And water control 
  Patents: 32
  Patent Applications: 3
• 627 Having pivoted receptacle 
  Patents: 2
  Patent Applications: 0
• 628 With cleaning brush, soap dispenser or holder 
  Patents: 68
  Patent Applications: 7
• 629 With garbage receptor or tableware extractor 
  Patents: 24
  Patent Applications: 4
• 630 With cabinet, shelf, or drawer 
  Patents: 46
  Patent Applications: 10
• 631 With work surface 
  Patents: 62
  Patent Applications: 23
• 632 Sink rim rests on work-surface recess below top surface 
  Patents: 11
  Patent Applications: 0
• 633 Sink rim clamped to work-surface top by clamp means partly on sink 
  Patents: 27
  Patent Applications: 4
• 634 Sink rim clamped to work surface 
  Patents: 11
  Patent Applications: 0
• 635 Sink rim joined to work surface by molding frame 
  Patents: 6
  Patent Applications: 0
• 636 Molding frame T-shaped 
  Patents: 7
  Patent Applications: 0
• 637 Drainboard 
  Patents: 17
  Patent Applications: 1
• 638 Combined 
  Patents: 56
  Patent Applications: 10
• 639 Plural receptacles 
  Patents: 13
  Patent Applications: 5
• 640 With drain 
  Patents: 25
  Patent Applications: 0
• 641 Nested 
  Patents: 10
  Patent Applications: 3
• 642 Dissimilar 
  Patents: 6
  Patent Applications: 2
• 643 With support 
  Patents: 36
  Patent Applications: 12
• 644 Pivoted 
  Patents: 15
  Patent Applications: 0
• 645 Vertically adjustable 
  Patents: 30
  Patent Applications: 2
• 646 Post 
  Patents: 11
  Patent Applications: 0
• 647 Hanger 
  Patents: 7
  Patent Applications: 0
• 648 Bracket 
  Patents: 6
  Patent Applications: 0
• 649 Clamp 
  Patents: 2
  Patent Applications: 0
• 650 With drain 
  Patents: 41
  Patent Applications: 13
• 651 And overflow 
  Patents: 22
  Patent Applications: 0
• 652 And strainer 
  Patents: 21
  Patent Applications: 2
• 653 And water handling 
  Patents: 31
  Patent Applications: 5
• 654 Attachments 
  Patents: 53
  Patent Applications: 18
• 655 Disposable receptacle liner 
  Patents: 22
  Patent Applications: 11
• 656 Drainboard, rack, or tray 
  Patents: 26
  Patent Applications: 1
• 657 Receptacle or receptacle content protective device 
  Patents: 17
  Patent Applications: 2
• 658 Receptacle splash or drip guard 
  Patents: 28
  Patent Applications: 6
• 659 Infant bathing support 
  Patents: 17
  Patent Applications: 1
• 660 Rim frames 
  Patents: 8
  Patent Applications: 0
• 661 MISCELLANEOUS 
  Patents: 485
  Patent Applications: 52
• 668 HAVING CONDITION RESPONSIVE SUPPLY OUTLET, DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH 
  Patents: 71
  Patent Applications: 7
• 669 Float actuated 
  Patents: 14
  Patent Applications: 0
• 670 PREFABRICATED (E.G., MODULAR) PLUMBING SYSTEM 
  Patents: 16
  Patent Applications: 1
• 671 SUPPLY OUTLET COMBINED WITH A DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH 
  Patents: 12
  Patent Applications: 2
• 672 Supply outlet valve linked to a drain, overflow or trap valve 
  Patents: 2
  Patent Applications: 0
• 673 Supply outlet and drain 
  Patents: 7
  Patent Applications: 0
• 674 And overflow 
  Patents: 6
  Patent Applications: 1
• 675 SUPPLY OUTLET FOR A SINK OR BATH 
  Patents: 144
  Patent Applications: 23
• 676 Mixing faucet 
  Patents: 95
  Patent Applications: 9
• 677 Having only one actuating means 
  Patents: 99
  Patent Applications: 5
• 678 Faucet or spout 
  Patents: 210
  Patent Applications: 25
• 679 DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH 
  Patents: 146
  Patent Applications: 61
• 680 Drain and overflow 
  Patents: 39
  Patent Applications: 14
• 681 And trap 
  Patents: 18
  Patent Applications: 0
• 682 With valve 
  Patents: 11
  Patent Applications: 2
• 683 Ell having fluid communication with the drain and overflow openings of a sink or bath 
  Patents: 27
  Patent Applications: 3
• 684 Pop-up drain valve 
  Patents: 16
  Patent Applications: 1
• 685 Contacted by a rotating member 
  Patents: 10
  Patent Applications: 0
• 686 Standpipe overflow 
  Patents: 7
  Patent Applications: 0
• 687 Bi-transit for drain of sink or bath 
  Patents: 2
  Patent Applications: 0
• 688 Drain valve 
  Patents: 34
  Patent Applications: 7
• 689 Pop-up 
  Patents: 45
  Patent Applications: 18
• 690 Contacted by rotating member 
  Patents: 2
  Patent Applications: 0
• 691 Lever 
  Patents: 12
  Patent Applications: 0
• 692 Having at least a semi-spherical fulcrum 
  Patents: 9
  Patent Applications: 1
• 693 Operating means in sink or bath 
  Patents: 18
  Patent Applications: 1
• 694 Overflow opening attachment 
  Patents: 40
  Patent Applications: 7
• 695 SUPPORT OR MOUNT FOR A SUPPLY, DRAIN, OVERFLOW OR TRAP MEANS 
  Patents: 110
  Patent Applications: 36
• 696 FITTING OR MANIFOLD FOR A SINK OR BATH 
  Patents: 64
  Patent Applications: 1
• 209R VENTILATION 
  Patents: 44
  Patent Applications: 6
• 210 Railway car 
  Patents: 3
  Patent Applications: 0
• 211 House plumbing 
  Patents: 49
  Patent Applications: 6
• 213 Electric-motor pump 
  Patents: 251
  Patent Applications: 66
• 214 Water-motor pump 
  Patents: 8
  Patent Applications: 2
• 215 Water-jet pump 
  Patents: 5
  Patent Applications: 0
• 216 Bowl structure or vent valve 
  Patents: 78
  Patent Applications: 14
• 217 Seat structure 
  Patents: 94
  Patent Applications: 22
• 218 Roof outlet 
  Patents: 27
  Patent Applications: 3
• 219 Sewer 
  Patents: 12
  Patent Applications: 3
• 220 Disinfecting 
  Patents: 4
  Patent Applications: 0
• 221 Burner 
  Patents: 2
  Patent Applications: 1
• 209FF With fluid filter 
  Patents: 16
  Patent Applications: 1
• 222 DISINFECTION 
  Patents: 148
  Patent Applications: 20
• 222.1 With screen 
  Patents: 17
  Patent Applications: 1
• 223 Dispensing to bowl 
  Patents: 70
  Patent Applications: 51
• 224 Combined with flusher 
  Patents: 22
  Patent Applications: 5
• 225.1 Dispensing to overflow of flush tank 
  Patents: 52
  Patent Applications: 7
• 226.1 Dispensing to or dispenser in flush pipe 
  Patents: 37
  Patent Applications: 4
• 227.1 Dispensing to water in flush tank 
  Patents: 98
  Patent Applications: 19
• 227.2 Float actuated 
  Patents: 24
  Patent Applications: 0
• 227.3 Valve 
  Patents: 32
  Patent Applications: 0
• 227.4 Water level actuated 
  Patents: 32
  Patent Applications: 2
• 227.5 Static dispenser (i.e., no moving part) 
  Patents: 25
  Patent Applications: 0
• 227.6 Having a flush water dosing chamber 
  Patents: 39
  Patent Applications: 0
• 227.7 With a siphon 
  Patents: 27
  Patent Applications: 1
• 228.1 Dispensing to air from closet 
  Patents: 28
  Patent Applications: 5
• 229 Chemical holder in seat 
  Patents: 12
  Patent Applications: 2
• 230 Chemical holder in lid 
  Patents: 4
  Patent Applications: 1
• 231 Chemical holder suspended in bowl 
  Patents: 72
  Patent Applications: 28
• 232 Chemical chamber formed in bowl 
  Patents: 3
  Patent Applications: 1
• 233 Seat and cover treating 
  Patents: 64
  Patent Applications: 15
• 234 SEAT AND LID 
  Patents: 87
  Patent Applications: 21
• 235 Plural seats 
  Patents: 40
  Patent Applications: 0
• 236 Hinges 
  Patents: 153
  Patent Applications: 23
• 237 SEAT 
  Patents: 155
  Patent Applications: 56
• 238 Subclosure, seat operated 
  Patents: 5
  Patent Applications: 0
• 239 Superposed 
  Patents: 113
  Patent Applications: 10
• 240 Hinges 
  Patents: 106
  Patent Applications: 20
• 241 Counterbalanced or spring biased 
  Patents: 44
  Patent Applications: 1
• 242.1 LID 
  Patents: 28
  Patent Applications: 8
• 243.1 MECHANISM POSITIONS COVER ON SEAT 
  Patents: 17
  Patent Applications: 1
• 243.2 Tubular type cover 
  Patents: 19
  Patent Applications: 3
• 243.3 Single continuous roll of flat covers 
  Patents: 14
  Patent Applications: 1
• 244.1 COVER DISPENSER 
  Patents: 18
  Patent Applications: 4
• 244.2 Continuous roll 
  Patents: 20
  Patent Applications: 1
• 244.3 Pad mounted on seat 
  Patents: 9
  Patent Applications: 2
• 245.1 COVER FOR SEAT 
  Patents: 34
  Patent Applications: 15
• 245.2 Tubular type 
  Patents: 9
  Patent Applications: 3
• 245.3 Securing means 
  Patents: 25
  Patent Applications: 4
• 245.4 Adhesive 
  Patents: 33
  Patent Applications: 5
• 245.5 Peripheral 
  Patents: 17
  Patent Applications: 1
• 245.6 Specific material 
  Patents: 15
  Patent Applications: 6
• 245.7 Plastic or rubber 
  Patents: 22
  Patent Applications: 2
• 245.8 Paper 
  Patents: 27
  Patent Applications: 1
• 245.9 Having dependent member in closet bowl 
  Patents: 19
  Patent Applications: 0
• 246.1 OPENER OR CLOSER FOR A CLOSET SEAT OR LID 
  Patents: 222
  Patent Applications: 81
• 246.2 Fluid mechanism 
  Patents: 71
  Patent Applications: 3
• 246.3 Lever operated opener 
  Patents: 56
  Patent Applications: 8
• 246.4 Four bar link 
  Patents: 21
  Patent Applications: 2
• 246.5 Using a seat or lid for a link 
  Patents: 22
  Patent Applications: 0
• 248 BUFFERS AND DASHPOTS 
  Patents: 73
  Patent Applications: 0
• 249 FLUSH-VALVE OPERATORS 
  Patents: 71
  Patent Applications: 7
• 250 Seat operated 
  Patents: 22
  Patent Applications: 2
• 251.1 DRIP CATCHER 
  Patents: 32
  Patent Applications: 6
• 251.2 For flush closet tank only 
  Patents: 4
  Patent Applications: 0
• 252.1 FLUSH CLOSET BOWL SUPPORT, COUPLING, SEAL OR FASTENER 
  Patents: 100
  Patent Applications: 30
• 252.2 Support for a wall hung closet bowl 
  Patents: 27
  Patent Applications: 7
• 252.3 Adjustable 
  Patents: 21
  Patent Applications: 0
• 252.4 Flange with aperture for fastener 
  Patents: 66
  Patent Applications: 13
• 252.5 Having a seal 
  Patents: 44
  Patent Applications: 9
• 252.6 Seal structure detail 
  Patents: 29
  Patent Applications: 6
• 253 CLOSET-BOWL CLOSURES 
  Patents: 58
  Patent Applications: 14
• 254 CLOSET HEAD, FOOT, AND BODY RESTS 
  Patents: 157
  Patent Applications: 23
• 255.01 OBSTRUCTION REMOVER 
  Patents: 86
  Patent Applications: 26
• 255.02 Piston 
  Patents: 30
  Patent Applications: 3
• 255.03 With one way valve 
  Patents: 16
  Patent Applications: 0
• 255.04 Connected to a source of external fluid under pressure 
  Patents: 33
  Patent Applications: 7
• 255.05 With force cup (e.g., a plunger) 
  Patents: 35
  Patent Applications: 5
• 255.06 With flow control valve 
  Patents: 43
  Patent Applications: 3
• 255.07 With means to block or clear the overflow 
  Patents: 7
  Patent Applications: 0
• 255.08 With head structure that grips drain opening or pipe 
  Patents: 29
  Patent Applications: 2
• 255.09 With head structure that increases velocity or turbulence 
  Patents: 17
  Patent Applications: 1
• 255.11 Force cup (e.g., a plunger) 
  Patents: 80
  Patent Applications: 30
• 255.12 With one way valve 
  Patents: 9
  Patent Applications: 1
• 256.1 DEBRIS CATCHER FOR A FLUSH CLOSET OR CLEAN OUT PLUG 
  Patents: 40
  Patent Applications: 2
• 258 SPITTOONS 
  Patents: 18
  Patent Applications: 2
• 259 Pocket 
  Patents: 12
  Patent Applications: 2
• 260 Bar 
  Patents: 1
  Patent Applications: 0
• 261 Disinfecting 
  Patents: 2
  Patent Applications: 1
• 262 Flushing 
  Patents: 9
  Patent Applications: 0
• 263 Dental 
  Patents: 9
  Patent Applications: 1
• 264 Rotary member 
  Patents: 1
  Patent Applications: 0
• 265 Hand pump 
  Patents: 0
  Patent Applications: 0
• 266 Flush valve and outlet valve 
  Patents: 2
  Patent Applications: 0
• 267 Covered 
  Patents: 8
  Patent Applications: 0
• 268 Floor orifice 
  Patents: 0
  Patent Applications: 0
• 269 Valved outlet 
  Patents: 0
  Patent Applications: 0
• 270 Receptacle 
  Patents: 0
  Patent Applications: 0
• 271 Hand operated 
  Patents: 4
  Patent Applications: 1
• 272 Pedal operated 
  Patents: 2
  Patent Applications: 0
• 273 Two-part cover 
  Patents: 1
  Patent Applications: 0
• 274 Flexible material and holder 
  Patents: 5
  Patent Applications: 0
• 275 Floor orifice 
  Patents: 0
  Patent Applications: 0
• 276 Valved outlet 
  Patents: 0
  Patent Applications: 0
• 277 Receptacle 
  Patents: 0
  Patent Applications: 0
• 278 Agitator 
  Patents: 0
  Patent Applications: 0
• 279 Reversible 
  Patents: 0
  Patent Applications: 0
• 280 Floor controlled valve 
  Patents: 1
  Patent Applications: 0
• 281 Gravity controlled valve 
  Patents: 0
  Patent Applications: 0
• 282 Positively operated inlet valve 
  Patents: 1
  Patent Applications: 0
• 283 Trapped liquid 
  Patents: 8
  Patent Applications: 1
• 284 Gravity receptacle 
  Patents: 1
  Patent Applications: 0
• 285 Flexible material and holder 
  Patents: 8
  Patent Applications: 1
• 286 STRAINER, STOPPER, PLUG OR CLOSURE 
  Patents: 145
  Patent Applications: 14
• 287 Combined strainer, plug, or valve 
  Patents: 98
  Patent Applications: 15
• 288 Combined strainer and pipe coupling 
  Patents: 72
  Patent Applications: 3
• 289 Strainers in series 
  Patents: 17
  Patent Applications: 1
• 290 Strainer, receptacle 
  Patents: 37
  Patent Applications: 3
• 291 Depending 
  Patents: 29
  Patent Applications: 1
• 292 Strainer 
  Patents: 126
  Patent Applications: 20
• 293 Closure 
  Patents: 30
  Patent Applications: 14
• 294 Disinfecting 
  Patents: 6
  Patent Applications: 1
• 295 Plugs 
  Patents: 128
  Patent Applications: 24
• 900 DECONTAMINATION SHOWER 
  Patents: 18
  Patent Applications: 0
• 901 BOWL SKIRT OR TANK COVER 
  Patents: 9
  Patent Applications: 0
• 902 TOILET TRAINING 
  Patents: 39
  Patent Applications: 0
• 903 SHOWER HEAD WITH MATERIAL DISPENSING 
  Patents: 26
  Patent Applications: 1
• 904 SWIM-IN-PLACE POOL 
  Patents: 15
  Patent Applications: 0
• 905 SQUAT BOWL 
  Patents: 4
  Patent Applications: 0