Subclasses list

• 275 BEVERAGE 
  Patents: 198
  Patent Applications: 178
• 276 Primary-alcoholic fermentations with subsequent and/or prior operations 
  Patents: 72
  Patent Applications: 26
• 277 Post-primary-alcoholic fermentation operations 
  Patents: 37
  Patent Applications: 11
• 277.1 Aging, refining and purifying 
  Patents: 82
  Patent Applications: 22
• 277.2 With agitating means 
  Patents: 62
  Patent Applications: 6
• 278 Hopping, wort-making or ante-primary alcoholic fermentation operations 
  Patents: 34
  Patent Applications: 13
• 279 Infusors 
  Patents: 232
  Patent Applications: 325
• 280 Automatic control 
  Patents: 243
  Patent Applications: 82
• 281 Of heat 
  Patents: 192
  Patent Applications: 43
• 282 And infusive contact 
  Patents: 102
  Patent Applications: 22
• 283 Of infusive contact 
  Patents: 147
  Patent Applications: 35
• 284 Convertible 
  Patents: 50
  Patent Applications: 12
• 285 With signal, indicator or observation means 
  Patents: 202
  Patent Applications: 38
• 286 With prior handling or treating (e.g., roasting or grinding) 
  Patents: 205
  Patent Applications: 37
• 287 With agitating or compacting 
  Patents: 208
  Patent Applications: 50
• 288 With cooking or heating means 
  Patents: 80
  Patent Applications: 80
• 289R With infusive material feeding and/or discharging 
  Patents: 303
  Patent Applications: 95
• 289T Tape 
  Patents: 45
  Patent Applications: 1
• 289D Drum brewer 
  Patents: 9
  Patent Applications: 2
• 289P Plate brewer 
  Patents: 24
  Patent Applications: 5
• 290 Combined 
  Patents: 162
  Patent Applications: 63
• 291 Plural infusors 
  Patents: 42
  Patent Applications: 4
• 292 Pressure-vacuum or reflex type 
  Patents: 38
  Patent Applications: 7
• 293 Steamer or condenser type 
  Patents: 143
  Patent Applications: 22
• 294 With additional liquid supply means 
  Patents: 16
  Patent Applications: 6
• 295 Cartridge type 
  Patents: 550
  Patent Applications: 228
• 296 Invertible type 
  Patents: 6
  Patent Applications: 2
• 297 Plunger type 
  Patents: 79
  Patent Applications: 17
• 298 Plural bed or filter type 
  Patents: 18
  Patent Applications: 14
• 299 With infusive rate or interval control means 
  Patents: 206
  Patent Applications: 31
• 300 With liquid supply or directing means 
  Patents: 135
  Patent Applications: 84
• 301 Liquid trap 
  Patents: 6
  Patent Applications: 0
• 302R Force feed infusor 
  Patents: 228
  Patent Applications: 73
• 303 Underfeed 
  Patents: 45
  Patent Applications: 2
• 302C Centrifugal 
  Patents: 12
  Patent Applications: 8
• 302FB Flexible bulb 
  Patents: 1
  Patent Applications: 0
• 302P Piston 
  Patents: 112
  Patent Applications: 13
• 304 Gravity feed infusor 
  Patents: 118
  Patent Applications: 11
• 305 With supply regulator 
  Patents: 131
  Patent Applications: 2
• 306 Drip chamber type 
  Patents: 240
  Patent Applications: 18
• 307 With force feed supply 
  Patents: 178
  Patent Applications: 6
• 308 Recycling or repercolating 
  Patents: 16
  Patent Applications: 0
• 309 Selective supply 
  Patents: 7
  Patent Applications: 0
• 310 Fountain type 
  Patents: 14
  Patent Applications: 0
• 311 With overflow 
  Patents: 2
  Patent Applications: 0
• 312 With distributor 
  Patents: 25
  Patent Applications: 0
• 313 Fountain type 
  Patents: 9
  Patent Applications: 0
• 314 With distributor 
  Patents: 5
  Patent Applications: 0
• 315 With distributor 
  Patents: 27
  Patent Applications: 1
• 316 Plural compartment 
  Patents: 35
  Patent Applications: 9
• 317 Inner foraminous receptacle 
  Patents: 38
  Patent Applications: 13
• 318 Movable or adjustable 
  Patents: 23
  Patent Applications: 0
• 319 Vertical 
  Patents: 47
  Patent Applications: 4
• 320 Float 
  Patents: 13
  Patent Applications: 1
• 321 Textile type 
  Patents: 17
  Patent Applications: 1
• 322 Suspended 
  Patents: 46
  Patent Applications: 3
• 323 Infusing receptacles 
  Patents: 220
  Patent Applications: 61
• 323.1 With gas treating means 
  Patents: 214
  Patent Applications: 76
• 323.2 Carbonic acid and flavoring material 
  Patents: 64
  Patent Applications: 12
• 323.3 Hot beverage means 
  Patents: 132
  Patent Applications: 60
• 323.4 CEREAL-PUFFING 
  Patents: 37
  Patent Applications: 6
• 323.5 Corn-popper type 
  Patents: 88
  Patent Applications: 22
• 323.6 Coin control 
  Patents: 11
  Patent Applications: 0
• 323.7 Automatic control or time means 
  Patents: 57
  Patent Applications: 6
• 323.8 With addition of flavoring material 
  Patents: 27
  Patent Applications: 3
• 323.9 With feeding, conveying or discharging 
  Patents: 69
  Patent Applications: 6
• 323.11 Separating discharge 
  Patents: 14
  Patent Applications: 1
• 323.12 VINEGAR-MAKING 
  Patents: 6
  Patent Applications: 0
• 324 COOKING 
  Patents: 27
  Patent Applications: 43
• 325 Automatic control 
  Patents: 374
  Patent Applications: 44
• 326 Of heat and material 
  Patents: 117
  Patent Applications: 9
• 327 By time 
  Patents: 224
  Patent Applications: 5
• 328 And heat responsive means 
  Patents: 87
  Patent Applications: 3
• 329R By heat responsive means 
  Patents: 63
  Patent Applications: 4
• 329P Power operated carriage 
  Patents: 57
  Patent Applications: 2
• 329RT Relative movement, toast and support 
  Patents: 69
  Patent Applications: 0
• 330 Of cooking fluid 
  Patents: 467
  Patent Applications: 47
• 331 Of heat or heater 
  Patents: 455
  Patent Applications: 66
• 332 By time 
  Patents: 158
  Patent Applications: 20
• 333 And heat responsive means 
  Patents: 84
  Patent Applications: 7
• 334 Of material 
  Patents: 100
  Patent Applications: 7
• 335 By time 
  Patents: 78
  Patent Applications: 3
• 336 Egg boiler or deep fat fryer type 
  Patents: 81
  Patent Applications: 7
• 337 Intercontrol or safety control 
  Patents: 261
  Patent Applications: 36
• 338 Of heat and material 
  Patents: 28
  Patent Applications: 4
• 339 Diverse cooker types 
  Patents: 389
  Patent Applications: 46
• 340 Convertible 
  Patents: 413
  Patent Applications: 21
• 341 With observation means 
  Patents: 113
  Patent Applications: 12
• 342 With signal, indicator or tester 
  Patents: 212
  Patent Applications: 34
• 343 Gauge or gauge markings 
  Patents: 41
  Patent Applications: 1
• 344 Alarm 
  Patents: 93
  Patent Applications: 3
• 345 With basting or solid applying means 
  Patents: 117
  Patent Applications: 20
• 346 Liquid elevating means 
  Patents: 32
  Patent Applications: 1
• 347 Condensing or self basting 
  Patents: 41
  Patent Applications: 1
• 348 With stirring 
  Patents: 667
  Patent Applications: 112
• 349 With material pressing means (e.g., ham boilers) 
  Patents: 290
  Patent Applications: 32
• 350 Band or binder type 
  Patents: 3
  Patent Applications: 1
• 351 Spring biased 
  Patents: 26
  Patent Applications: 1
• 352 With other treating or handling of material 
  Patents: 234
  Patent Applications: 39
• 353 Changing form or shape 
  Patents: 473
  Patent Applications: 35
• 354 Ring or hollow article (e.g., dough-nut) 
  Patents: 33
  Patent Applications: 2
• 355 Subsequent treating or handling 
  Patents: 306
  Patent Applications: 25
• 356 Receptacle filling or closing 
  Patents: 43
  Patent Applications: 7
• 357 Combined 
  Patents: 276
  Patent Applications: 53
• 358 Electrode type 
  Patents: 64
  Patent Applications: 3
• 359 Filled receptacle type 
  Patents: 41
  Patent Applications: 7
• 360 With conveyor 
  Patents: 41
  Patent Applications: 4
• 361 Successive treating zones or units 
  Patents: 37
  Patent Applications: 0
• 362 Single endless conveyor 
  Patents: 33
  Patent Applications: 1
• 363 Variable length of path 
  Patents: 1
  Patent Applications: 0
• 364 Rollway type 
  Patents: 2
  Patent Applications: 0
• 365 Helical type 
  Patents: 13
  Patent Applications: 1
• 366 Valved receptacle inlet or outlet 
  Patents: 12
  Patent Applications: 0
• 367 Plural treating units or zones 
  Patents: 33
  Patent Applications: 1
• 368 Fluid interchange 
  Patents: 7
  Patent Applications: 0
• 369 With hold-down or presser 
  Patents: 23
  Patent Applications: 1
• 370 Plural treating fluids 
  Patents: 16
  Patent Applications: 0
• 371 Movable retort or support 
  Patents: 34
  Patent Applications: 0
• 372 Opposed heated mold or surface type (e.g., waffle iron) 
  Patents: 114
  Patent Applications: 34
• 373 With feeding, conveying and/or discharging 
  Patents: 69
  Patent Applications: 4
• 374 Plural units 
  Patents: 76
  Patent Applications: 3
• 375 With drip or waste receptor, director or trimmer 
  Patents: 75
  Patent Applications: 7
• 376 Detachable or convertible surface 
  Patents: 40
  Patent Applications: 5
• 377 Movably supported surfaces 
  Patents: 46
  Patent Applications: 12
• 378 Electric feature 
  Patents: 60
  Patent Applications: 7
• 379 Adjustable separation 
  Patents: 62
  Patent Applications: 3
• 380 Movably connected mold sections 
  Patents: 49
  Patent Applications: 8
• 381 Composite article forming or receiving 
  Patents: 8
  Patent Applications: 0
• 382 Hollow article forming or receiving 
  Patents: 6
  Patent Applications: 2
• 383 Edible container 
  Patents: 29
  Patent Applications: 1
• 384 Elongate article forming or receiving 
  Patents: 9
  Patent Applications: 0
• 385 Slice toaster or broiler (e.g., grid types) 
  Patents: 160
  Patent Applications: 16
• 386 With conveyer 
  Patents: 240
  Patent Applications: 29
• 387 With magazine supply 
  Patents: 14
  Patent Applications: 1
• 388 With marking or uniform coloring 
  Patents: 46
  Patent Applications: 5
• 389 Opposed heater type 
  Patents: 161
  Patent Applications: 19
• 390 Movable or adjustable heater 
  Patents: 47
  Patent Applications: 1
• 391 Movable or adjustable carrier or grid 
  Patents: 169
  Patent Applications: 7
• 392 Removably guided 
  Patents: 19
  Patent Applications: 0
• 393 Movably or adjustably supported carrier or grid 
  Patents: 112
  Patent Applications: 5
• 394 Hand-held type 
  Patents: 28
  Patent Applications: 1
• 395 With turning feature 
  Patents: 41
  Patent Applications: 1
• 396 Interchangeable position type 
  Patents: 6
  Patent Applications: 0
• 397 Rotary invertible 
  Patents: 32
  Patent Applications: 0
• 398 Displaceable pivot 
  Patents: 2
  Patent Applications: 0
• 399 Removably guided 
  Patents: 16
  Patent Applications: 1
• 400 With drip or crumb receiving means 
  Patents: 251
  Patent Applications: 3
• 401 With heat distributor, baffle or enclosure 
  Patents: 172
  Patent Applications: 7
• 402 Hanged or separable grids 
  Patents: 35
  Patent Applications: 1
• 403 Boiler or deep fat fryer type 
  Patents: 574
  Patent Applications: 111
• 404 With conveyer 
  Patents: 197
  Patent Applications: 13
• 405 For buoyant material 
  Patents: 29
  Patent Applications: 2
• 406 Fluid current 
  Patents: 16
  Patent Applications: 2
• 407 With feeding and/or discharging 
  Patents: 330
  Patent Applications: 21
• 408 With crumb or sediment segregating or handling 
  Patents: 194
  Patent Applications: 33
• 409 With turning, agitating or inverting 
  Patents: 113
  Patent Applications: 15
• 410 Elevated, steaming or draining position 
  Patents: 128
  Patent Applications: 17
• 411 Unilaterally supported 
  Patents: 29
  Patent Applications: 0
• 412 Bayonet type support 
  Patents: 7
  Patent Applications: 0
• 413 Rim engaging support 
  Patents: 127
  Patent Applications: 12
• 414 Bail or flexibly suspended 
  Patents: 7
  Patent Applications: 0
• 415 Bottom resting support 
  Patents: 65
  Patent Applications: 4
• 416 Plural food support 
  Patents: 51
  Patent Applications: 7
• 417 Superposed or steaming 
  Patents: 94
  Patent Applications: 3
• 418 Bottom resting support 
  Patents: 67
  Patent Applications: 3
• 419 Spit or impaling type 
  Patents: 300
  Patent Applications: 42
• 420 With conveyer 
  Patents: 38
  Patent Applications: 3
• 421R Movably or adjustably supported 
  Patents: 73
  Patent Applications: 8
• 421A Hand held 
  Patents: 66
  Patent Applications: 9
• 421H Horizontal axis 
  Patents: 259
  Patent Applications: 34
• 421HH Horizontally adjustable 
  Patents: 35
  Patent Applications: 0
• 421HV Vertically adjustable 
  Patents: 52
  Patent Applications: 2
• 421M Heat actuated motor 
  Patents: 6
  Patent Applications: 0
• 421P Planetary 
  Patents: 41
  Patent Applications: 0
• 421TP Temperature 
  Patents: 12
  Patent Applications: 0
• 421V Non-horizontal axis 
  Patents: 75
  Patent Applications: 4
• 422 Imperforate sheet or griddle type 
  Patents: 250
  Patent Applications: 78
• 423 With feeding, discharging and/or movably supporting 
  Patents: 149
  Patent Applications: 7
• 424 Pivoted section 
  Patents: 26
  Patent Applications: 2
• 425 Drip segregating, receiving or directing 
  Patents: 160
  Patent Applications: 14
• 426 Confining, conforming or molding support 
  Patents: 347
  Patent Applications: 97
• 427 Movably mounted 
  Patents: 348
  Patent Applications: 27
• 430 Mold with dynamic scoring or severing means 
  Patents: 28
  Patent Applications: 0
• 431 Dipping form 
  Patents: 8
  Patent Applications: 0
• 432 Mold for forming sheet material, e.g., pie crust 
  Patents: 58
  Patent Applications: 3
• 433 Including pie rim clamp or guard 
  Patents: 14
  Patent Applications: 0
• 439 Press-couple mold 
  Patents: 48
  Patent Applications: 1
• 428 Shaping core mold 
  Patents: 52
  Patent Applications: 2
• 440 For ball or egg shaped article 
  Patents: 46
  Patent Applications: 7
• 441 For elongate or sausage shaped article 
  Patents: 110
  Patent Applications: 10
• 442 For ring shaped or hollow article 
  Patents: 38
  Patent Applications: 4
• 443R With conveyor or movably supported 
  Patents: 172
  Patent Applications: 21
• 443C Conveyor 
  Patents: 616
  Patent Applications: 58
• 444 With drip segregating, receiving or directing 
  Patents: 153
  Patent Applications: 22
• 445 Channelled gridiron 
  Patents: 101
  Patent Applications: 6
• 446 Subjacent receptacle or director 
  Patents: 508
  Patent Applications: 35
• 447 With heat distributor 
  Patents: 424
  Patent Applications: 46
• 448 Plural food support 
  Patents: 349
  Patent Applications: 23
• 449 Collapsible, expansible or sectional support 
  Patents: 280
  Patent Applications: 17
• 450 Foraminous support 
  Patents: 497
  Patent Applications: 74
• 450.1 EDIBLE LAMINATED PRODUCT MAKING APPARATUS 
  Patents: 264
  Patent Applications: 44
• 450.2 Means forming or reshaping plural sheets or webs 
  Patents: 140
  Patent Applications: 12
• 450.3 Pie machine 
  Patents: 5
  Patent Applications: 0
• 450.4 Means assembling preforms into a sandwich 
  Patents: 72
  Patent Applications: 8
• 450.5 Manually assisted 
  Patents: 9
  Patent Applications: 1
• 450.6 Shell forming means and filling means 
  Patents: 180
  Patent Applications: 16
• 450.7 Means feeding diverse center material 
  Patents: 196
  Patent Applications: 9
• 450.8 Puncturing injector 
  Patents: 23
  Patent Applications: 1
• 451 ELECTRIC, RADIANT OR VIBRATIONAL TREATING MEANS 
  Patents: 407
  Patent Applications: 74
• 452 MECHANICAL, FLUID OR HEAT TREATMENT OF DAIRY FOOD 
  Patents: 219
  Patent Applications: 36
• 453 With temperature or atmosphere modification 
  Patents: 200
  Patent Applications: 49
• 454 By vacuum 
  Patents: 58
  Patent Applications: 4
• 455 By lowering temperature 
  Patents: 163
  Patent Applications: 27
• 456 With isolation of a watery constituent 
  Patents: 81
  Patent Applications: 5
• 457 Including roller-press and drain 
  Patents: 6
  Patent Applications: 0
• 458 By reticulated member 
  Patents: 65
  Patent Applications: 0
• 459 With prior mechanical treatment (e.g., churning) 
  Patents: 43
  Patent Applications: 3
• 460 By actuated surface 
  Patents: 72
  Patent Applications: 10
• 461 Including plural, relatively movable surfaces 
  Patents: 30
  Patent Applications: 2
• 462 Plural revolving surfaces having parallel axes 
  Patents: 30
  Patent Applications: 0
• 463 Planetating surfaces 
  Patents: 3
  Patent Applications: 0
• 464 Including rolling surface 
  Patents: 14
  Patent Applications: 1
• 465 And reticulated member 
  Patents: 51
  Patent Applications: 2
• 466 Including revolving surface 
  Patents: 43
  Patent Applications: 5
• 467 SUBJECTING FOOD TO AN ENCLOSED MODIFIED ATMOSPHERE 
  Patents: 315
  Patent Applications: 63
• 468 Automatic control or time means 
  Patents: 331
  Patent Applications: 28
• 469 With removal of solid foreign matter 
  Patents: 22
  Patent Applications: 1
• 470 With sequential heating and cooling 
  Patents: 272
  Patent Applications: 20
• 471 In gravity-feed enclosure 
  Patents: 40
  Patent Applications: 0
• 472 Vacuum-producing means 
  Patents: 254
  Patent Applications: 31
• 473 Including means to influence movement of gas within enclosure 
  Patents: 91
  Patent Applications: 28
• 474 By forcing gas to circulate 
  Patents: 185
  Patent Applications: 14
• 475 By plural means 
  Patents: 71
  Patent Applications: 3
• 476 Rotary pump 
  Patents: 298
  Patent Applications: 26
• 477 With means to move food 
  Patents: 173
  Patent Applications: 10
• 478 Non-rectilinear movement 
  Patents: 31
  Patent Applications: 2
• 479 Circular movement of food support 
  Patents: 82
  Patent Applications: 2
• 480 By movable damper 
  Patents: 28
  Patent Applications: 1
• 481 By static deflector (e.g., smoke) 
  Patents: 30
  Patent Applications: 0
• 482 With separate support for fume-producing material 
  Patents: 251
  Patent Applications: 39
• 483 NON-COOKING HEAT TREATMENT OF FOOD 
  Patents: 818
  Patent Applications: 85
• 484 COMBINED 
  Patents: 135
  Patent Applications: 20
• 485 MEANS TO TREAT FOOD 
  Patents: 141
  Patent Applications: 104
• 486 Automatic control or time means 
  Patents: 137
  Patent Applications: 26
• 487 Regulating amount of liquid applied to food 
  Patents: 105
  Patent Applications: 5
• 488 Of grain flow 
  Patents: 17
  Patent Applications: 0
• 489 By food 
  Patents: 49
  Patent Applications: 3
• 490 Core-pit detector 
  Patents: 8
  Patent Applications: 0
• 491 To adjust or position tool 
  Patents: 19
  Patent Applications: 2
• 492 By safety means 
  Patents: 97
  Patent Applications: 12
• 493 With condition-indicator 
  Patents: 37
  Patent Applications: 3
• 494 By stuffing or applying particulate material 
  Patents: 236
  Patent Applications: 50
• 495 By isolating a fluid constituent 
  Patents: 329
  Patent Applications: 80
• 496 By separating liquids having distinct characteristics 
  Patents: 29
  Patent Applications: 2
• 497 Separating egg-white from yolk 
  Patents: 21
  Patent Applications: 2
• 498 And removing shell 
  Patents: 17
  Patent Applications: 1
• 499 By receptacle separating one egg-yolk from one egg-white 
  Patents: 19
  Patent Applications: 2
• 500 Having means to pivotally move receptacle 
  Patents: 21
  Patent Applications: 4
• 501 By a rotary food-entering member 
  Patents: 42
  Patent Applications: 20
• 502 With axial actuation 
  Patents: 16
  Patent Applications: 4
• 503 With a rotating foraminous separator 
  Patents: 26
  Patent Applications: 4
• 504 With coacting food-holder 
  Patents: 46
  Patent Applications: 6
• 505 Manually actuated 
  Patents: 17
  Patent Applications: 1
• 506 By static food-entering member 
  Patents: 39
  Patent Applications: 5
• 507 And means to move food to member 
  Patents: 36
  Patent Applications: 6
• 508 And foraminous separator 
  Patents: 63
  Patent Applications: 14
• 509 With cutting 
  Patents: 74
  Patent Applications: 10
• 510 By comminuting 
  Patents: 243
  Patent Applications: 33
• 511 And a centrifugal extractor 
  Patents: 118
  Patent Applications: 30
• 512 With handling means 
  Patents: 16
  Patent Applications: 1
• 513 With foraminous separator adjacent comminutor 
  Patents: 126
  Patent Applications: 17
• 514 Recovery of propagative seed 
  Patents: 9
  Patent Applications: 0
• 515 Internal severing by flexable tool or yieldable tool support 
  Patents: 4
  Patent Applications: 0
• 516 By applying fluid 
  Patents: 412
  Patent Applications: 47
• 517 With cooling 
  Patents: 153
  Patent Applications: 14
• 518 With disjoining hull from grain 
  Patents: 16
  Patent Applications: 1
• 519 By projecting grain against surface 
  Patents: 70
  Patent Applications: 0
• 520 Plural hulling zones 
  Patents: 5
  Patent Applications: 0
• 521 Including coacting, relatively rotating imperforated surfaces 
  Patents: 8
  Patent Applications: 1
• 522 Having plural, rotary, multiperforated surfaces 
  Patents: 1
  Patent Applications: 1
• 523 With means to vary spacing between hulling surfaces 
  Patents: 19
  Patent Applications: 0
• 524 And varying flow of grain 
  Patents: 42
  Patent Applications: 0
• 525 Directing gas adjacent hulling zone 
  Patents: 5
  Patent Applications: 0
• 526 Internally and externally of hulling zone 
  Patents: 1
  Patent Applications: 1
• 527 By valved gas passages 
  Patents: 3
  Patent Applications: 0
• 528 With screen to separate products 
  Patents: 23
  Patent Applications: 0
• 529 Interrelated drive means for huller and gas-move 
  Patents: 3
  Patent Applications: 0
• 530 Gas-mover integral with huller 
  Patents: 2
  Patent Applications: 0
• 531 Gas-mover coaxially separated from huller 
  Patents: 1
  Patent Applications: 0
• 532 By injecting needle 
  Patents: 74
  Patent Applications: 14
• 533 With means to move needle or work 
  Patents: 85
  Patent Applications: 6
• 534 Particular liquid 
  Patents: 87
  Patent Applications: 10
• 535 Brine 
  Patents: 117
  Patent Applications: 4
• 536 Water 
  Patents: 133
  Patent Applications: 10
• 537 Subdividing into plural products 
  Patents: 227
  Patent Applications: 153
• 538 Separating one internal portion from another 
  Patents: 135
  Patent Applications: 31
• 539 Removing external portion 
  Patents: 6
  Patent Applications: 3
• 540 Skin 
  Patents: 31
  Patent Applications: 2
• 541 By paring 
  Patents: 34
  Patent Applications: 5
• 542 And removing cylindrical core 
  Patents: 39
  Patent Applications: 0
• 543 And slicing 
  Patents: 24
  Patent Applications: 2
• 544 Removing cylindrical core 
  Patents: 50
  Patent Applications: 3
• 545 And slicing 
  Patents: 42
  Patent Applications: 1
• 546 By cutting stem-end or blossom-end 
  Patents: 54
  Patent Applications: 0
• 547 Removing core-pit 
  Patents: 37
  Patent Applications: 11
• 548 By separator moving with moving food (e.g., flying) 
  Patents: 15
  Patent Applications: 0
• 549 And orienting core-pit axis relative to separator 
  Patents: 31
  Patent Applications: 2
• 550 By irregularity in outer surface of food 
  Patents: 7
  Patent Applications: 0
• 551 By gripping and twisting 
  Patents: 21
  Patent Applications: 1
• 552 Severing and pitting simultaneously 
  Patents: 11
  Patent Applications: 2
• 553 By arcuate cutter separating pit 
  Patents: 11
  Patent Applications: 1
• 554 By removing severed portion from immobilized pit 
  Patents: 11
  Patent Applications: 1
• 555 By forcing pit 
  Patents: 5
  Patent Applications: 0
• 556 Through orifice 
  Patents: 5
  Patent Applications: 0
• 557 By plural impaling means 
  Patents: 9
  Patent Applications: 0
• 558 By parallel, cooperating cylinders, one resilient, one impaling 
  Patents: 1
  Patent Applications: 1
• 559 By incision-type-punch and die 
  Patents: 14
  Patent Applications: 0
• 560 And food handling means 
  Patents: 4
  Patent Applications: 1
• 561 Apertured, orbitally traveling, handling means 
  Patents: 23
  Patent Applications: 0
• 562 By pitting severed food 
  Patents: 4
  Patent Applications: 1
• 563 Severing followed by pitting 
  Patents: 8
  Patent Applications: 1
• 564 By arcuate cutter or gripping means 
  Patents: 16
  Patent Applications: 1
• 565 By forcing flesh or pit through opening 
  Patents: 28
  Patent Applications: 2
• 566 Ribbed rotating disc or cylinder 
  Patents: 0
  Patent Applications: 0
• 567 Separating one external portion from the remaining food 
  Patents: 38
  Patent Applications: 6
• 568 Removing shell 
  Patents: 64
  Patent Applications: 14
• 569 With sorting 
  Patents: 13
  Patent Applications: 2
• 570 By fluid 
  Patents: 12
  Patent Applications: 2
• 571 By sudden-impact 
  Patents: 58
  Patent Applications: 6
• 572 By means to set, look and actuate separating means according to shell size 
  Patents: 31
  Patent Applications: 0
• 573 Including pawl and ratchet lock means 
  Patents: 3
  Patent Applications: 0
• 574 By rotating separating means 
  Patents: 73
  Patent Applications: 1
• 575 Relative movement between adjacent irregular surfaces 
  Patents: 32
  Patent Applications: 1
• 576 Disc or saw separating means 
  Patents: 13
  Patent Applications: 1
• 577 By biased breaking member 
  Patents: 29
  Patent Applications: 0
• 578 Biased away from shell-contacting position 
  Patents: 11
  Patent Applications: 0
• 579 With adjustment of a separating member 
  Patents: 49
  Patent Applications: 0
• 580 With discharge feature 
  Patents: 41
  Patent Applications: 1
• 581 By relatively movable shell contacting means 
  Patents: 53
  Patent Applications: 1
• 582 With means to restrain food prior to or during shell-breaking 
  Patents: 36
  Patent Applications: 3
• 583 With means to fasten apparatus to support 
  Patents: 8
  Patent Applications: 0
• 584 Removing skin 
  Patents: 137
  Patent Applications: 20
• 585 By pinching roller 
  Patents: 24
  Patent Applications: 0
• 586 By resilient conduit 
  Patents: 8
  Patent Applications: 1
• 587 By gripper means 
  Patents: 17
  Patent Applications: 3
• 588 By paring tool 
  Patents: 43
  Patent Applications: 7
• 589 And means to move food past stationary or vibrating tool 
  Patents: 79
  Patent Applications: 0
• 590 Arcuately shaped tool 
  Patents: 47
  Patent Applications: 3
• 591 Plural tool means 
  Patents: 42
  Patent Applications: 0
• 592 With sectioning means 
  Patents: 8
  Patent Applications: 0
• 593 Tool rotates about its own axis 
  Patents: 67
  Patent Applications: 4
• 594 With means to hold and rotate food 
  Patents: 43
  Patent Applications: 2
• 595 And means to translate food past tool 
  Patents: 34
  Patent Applications: 1
• 596 Cutter has arcuate path around food 
  Patents: 9
  Patent Applications: 2
• 597 Tool pivots transversely on reciprocating carrier 
  Patents: 6
  Patent Applications: 0
• 598 Tool pivots in plane perpendicular to food axis 
  Patents: 10
  Patent Applications: 0
• 599 Tool arm pilots on rotatable carrier 
  Patents: 14
  Patent Applications: 0
• 600 Grain hulling 
  Patents: 22
  Patent Applications: 5
• 601 With means to segregate diverse materials 
  Patents: 11
  Patent Applications: 0
• 602 By hulling means 
  Patents: 6
  Patent Applications: 2
• 603 Moving perforated surface 
  Patents: 6
  Patent Applications: 0
• 604 With nonperforated hulling surface area 
  Patents: 1
  Patent Applications: 0
• 605 Cylindrical or conical perforated enclosure 
  Patents: 12
  Patent Applications: 1
• 606 With axially extending nonperforated hulling portion 
  Patents: 26
  Patent Applications: 1
• 607 With additional hulling surface characteristics on enclosure 
  Patents: 9
  Patent Applications: 0
• 608 Enclosing a rotating, yieldably hulling element 
  Patents: 14
  Patent Applications: 0
• 609 With mechanism to feed or discharge material 
  Patents: 35
  Patent Applications: 0
• 610 Integral with moving hulling member 
  Patents: 13
  Patent Applications: 0
• 611 With discharge control 
  Patents: 23
  Patent Applications: 0
• 612 By plural hulling zones 
  Patents: 7
  Patent Applications: 0
• 613 Serial zones 
  Patents: 12
  Patent Applications: 0
• 614 Axially spaces zones 
  Patents: 3
  Patent Applications: 0
• 615 With interior partition 
  Patents: 3
  Patent Applications: 0
• 616 By endless-belt hulling surface 
  Patents: 1
  Patent Applications: 0
• 617 By rotating surface 
  Patents: 42
  Patent Applications: 4
• 618 Adjustably or yieldably mounted hulling surface 
  Patents: 41
  Patent Applications: 0
• 619 Including a screw-threaded mounting 
  Patents: 1
  Patent Applications: 0
• 620 Deformable hulling surface 
  Patents: 20
  Patent Applications: 0
• 621 With additional rotating surface 
  Patents: 38
  Patent Applications: 0
• 622 Radial hulling surface 
  Patents: 12
  Patent Applications: 0
• 623 By abrading or resilient separating means 
  Patents: 63
  Patent Applications: 5
• 624 Two elements move at different speeds 
  Patents: 6
  Patent Applications: 0
• 625 Adjacent separating elements 
  Patents: 29
  Patent Applications: 2
• 626 Including brush means 
  Patents: 26
  Patent Applications: 0
• 627 With rotating container 
  Patents: 4
  Patent Applications: 0
• 628 Relatively moving adjacent surfaces 
  Patents: 37
  Patent Applications: 1
• 629 Including tumbling means 
  Patents: 19
  Patent Applications: 0
• 630 Having a container which rotates, or has internal rotating abrading 
  Patents: 26
  Patent Applications: 1
• 631 Vertical container with rotating bottom 
  Patents: 14
  Patent Applications: 3
• 632 With agitator or flow control means 
  Patents: 3
  Patent Applications: 0
• 633 Having irregularly shaped bottom 
  Patents: 8
  Patent Applications: 0
• 634 With food deflector 
  Patents: 8
  Patent Applications: 0
• 635 Removing stem-end or blossom-end 
  Patents: 23
  Patent Applications: 3
• 636 Including blossom-end 
  Patents: 47
  Patent Applications: 5
• 637 Stemming 
  Patents: 43
  Patent Applications: 3
• 638 And cluster breaking 
  Patents: 24
  Patent Applications: 1
• 639 By means adjacent apertured handling means 
  Patents: 17
  Patent Applications: 1
• 640 By rollers 
  Patents: 16
  Patent Applications: 1
• 641 By relative motion of irregularly shaped element 
  Patents: 6
  Patent Applications: 0
• 642 By penetrating cutter 
  Patents: 24
  Patent Applications: 4
• 643 With conveyor and positioning means 
  Patents: 63
  Patent Applications: 7
• 644 INCLUDING MEANS TO PERMIT INVERSION OF FOOD 
  Patents: 16
  Patent Applications: 6
• 645 SHIELD OR SPACING ELEMENT 
  Patents: 45
  Patent Applications: 12
• 646R MISCELLANEOUS 
  Patents: 41
  Patent Applications: 5
• 646S Silos 
  Patents: 19
  Patent Applications: 0
• 646C Container 
  Patents: 19
  Patent Applications: 8
• 646LS Liquid-solid 
  Patents: 2
  Patent Applications: 2