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Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 6725464 | Rotary joint for diving suits A rotary joint used for armored diving suits which joint allows rotary motion and which seals the internal portions of the diving suit from the high pressure water in which the user is operating. The rotary joint allows axial movement during operation and reduces pr... | 04/27/2004 |
| 6725465 | Interlocking grip glove A restraining loop attached to the outer peripheral edge of the index finger of a glove provides support for the little finger of the opposite hand inserted into the restraining loop. When wearing the glove, the golfer is prevented from shifting his hands while grip... | 04/27/2004 |
| 6725466 | Reinforcing strip for a goalkeeper's glove A reinforcing strip for a goalkeeper's glove and including a plurality of compression-proof link members supported on a carrier band in a string-like manner, with each two adjacent link members forming a pivot connection with each other and having stop surfaces faci... | 04/27/2004 |
| 6725467 | Rip off sheet mounting device for goggles with roll strip mechanism and rip off sheets A projection 1 mounted onto, or produced as an integral part of a roll holder cover 3 which is part of eye safety wear (goggles) suitable for use in motocross and other activities, which enables the use of both rip off sheets and roll on strips on a si... | 04/27/2004 |
| 6725468 | Combination plug device and cover plate A cover plate has an inner surface shaped to contact a closet flange and an opposing outer surface. The cover plate is adapted for covering a drain pipe end having a closet flange that extends perpendicular to the drain pipe end. The inner and outer surfaces termina... | 04/27/2004 |
| 6725469 | Swimming pool coping The present invention is coping for use in a swimming pool, said coping oriented along a longitudinal direction, and comprises a web disposed along said longitudinal direction, including a means for attaching said web to a side wall of a pool; wherein said web inclu... | 04/27/2004 |
| 6725470 | Shower tray A shower tray comprises a base unit having a raised central portion and a waste water outlet towards which run-off is directed, and a rim which is removably mounted on the base unit and which at least in part surrounds the central portion. ... | 04/27/2004 |
| 6725471 | Bath apparatus An apparatus is provided for bathing body parts, such as the feet. The apparatus includes a bath chamber for containing fluid, such as water, and receiving the body part therein. The bath chamber includes a bottom surface and a wall structure extending upwardly ther... | 04/27/2004 |
| 6725472 | Combined faucet and drain assembly A combined faucet and drain system can be installed primarily from above the basin. The faucet includes a quick-connect fastening assembly with a threaded sleeve bolt that also doubles as a life rod guide. A spring-biased toggle fastener threads onto the sleeve bolt... | 04/27/2004 |
| 6725473 | Multi-angle hook and L-shaped hinge A multi-angle hook fastened to an extension member, that is used to stop the extension from completely pulling out of the frame it sits in. When fully extended, the multi-angle hook allows at least three different holding positions, seen as three different angles th... | 04/27/2004 |
| 6725474 | Hospital bed A hospital bed is provided for support of a patient. The hospital bed may include a base, a movable patient support platform, and a foot rail. ... | 04/27/2004 |
| 6725475 | Foldable mechanism for a base of playyard A foldable mechanism for a seat of a playyard comprising a center seat pivotally connecting with a plurality of bars with pins; a stationary block having horizontal grooves and being fixed in the center seat; a movable block having inclined grooves; movable pins pen... | 04/27/2004 |
| 6725476 | Bed guard assembly A bed guard assembly includes a number of end panels, flexible connecting material for placement beneath a mattress, and connection pieces. The connection pieces connect the flexible connecting material to the end panels such that at least one end panel opposes anot... | 04/27/2004 |
| 6725477 | Fitted sheets combination A fitted sheets combination includes a fitted bottom sheet and a top sheet. The bottom corners of the top sheet are formed of a widthwise cut edge and a lengthwise cut edge meeting at an angle of more than 90° and being attached to each other along respective lengt... | 04/27/2004 |
| 6725478 | Quilt assembly A quilt assembly is divided into pockets (10), each containing a removable fabric sleeve (24) containing fill. Sleeves can be individually laundered and dried. Connectors in the sleeve (24) maintain a substantially flat profile to stabilise the ... | 04/27/2004 |
| 6725479 | Patient supporting apparatus with foot end fowler/foot section assembly A bed having a base, a pedestal oriented between a top side of the base and a patient support deck to facilitate elevational movement of the support deck. The patient support deck includes a seat section which includes a deck plate. A pair of laterally spaced suppor... | 04/27/2004 |
| 6725480 | Carabiner attachment bracket for a basket rescue stretcher A pair of carabiner mounting members are rigidly mounted or mountable to each top rail of a basket rescue stretcher. The carabiner mounting members are mounted or mountable spaced longitudinally apart along the each top rail. Each carabiner mounting member extends i... | 04/27/2004 |
| 6725481 | Body positioner A device for positioning a patient for medical imaging comprising an inclined surface comprising a radiotranslucent low end segment and a high end segment. The inclined surface comprises a concave-shaped recess for supporting the patient's torso at the low end segme... | 04/27/2004 |
| 6725482 | Frameless chair A substantially spherical frameless chair comprising an at least partially gas permeable outer liner, an at least partially gas permeable inner liner positioned inside of the outer liner, and a plurality of polyurethane foam pieces having a density between approxima... | 04/27/2004 |
| 6725483 | Apparatus and method for upgrading a hospital room An overhead support for receiving medical appliances comprises an extension arm and appliance receiving means and is modified for receiving various chassis-mounted appliances on said appliance receiving means. To this end the appliance receiving means is level-adjus... | 04/27/2004 |
| 6725484 | Multi-functional bed equipped with different types of fittings Bed equipped with different types of fittings having a horizontal support plane for supporting a mattress spring, a mattress, pillows and blankets and a person and including a first and a second pair of vertical legs (15, 16, 17, 18) arranged respectively nea... | 04/27/2004 |
| 6725485 | Mattress and bedpan cushion system A support structure, such as a mattress, is provided for the placement and removal of a human waste container, such as a bedpan, with minimal exertion by the attendant and minimal movement of the person. The mattress is provided with a cavity equipped with a control... | 04/27/2004 |
| 6725486 | Pipe fitting tool A pipe fitting tool is configured to aid a user in performing tasks frequently encountered by a pipe fitter or similar tradesman. The tool includes adjustable pliers, such as arc joint adjustable pliers, with a cutting portion for cutting and optionally stripping wi... | 04/27/2004 |
| 6725487 | Portable ramp and load support assembly A portable ramp and load support assembly including a pair of rigid, elongated, first and second ramp components hinged together at adjoining ends by a simple pivot pin. The apparatus is made of light-weight, injection molded plastic material, and is provided with a... | 04/27/2004 |
| 6725488 | Loading bridge control system and method A loading bridge includes motors for moving the open end forward, backward, left, right, up and down so the open end can be aligned with a passenger door of an airplane. To minimize collisions between the loading bridge and the airplane, a deadman switch is provided... | 04/27/2004 |
| 6725489 | Automatic pool cleaner accessory Disclosed are a plurality of different fasteners that can connect a vacuum pole 14 to an automatic pool cleaner 12 so that the user can selectively relocate and direct the pool cleaner 12 to locations in a pool 18 that were previously mis... | 04/27/2004 |
| 6725490 | Complex motion toothbrush An electrically driven toothbrush has a rotatable shaft with a cam preferably at a remote end of the shaft, which fits into a slot in a bristle holder. The holder is mounted for rotation in a toothbrush head. When the shaft rotates cam describes a circle and driving... | 04/27/2004 |
| 6725491 | Car waxing machine with driving handle A car waxing machine with a driving handle comprises a car waxing machine and two pivotal handles. Each pivotal handle is a rod shape arm. The arm has a bent structure. Thereby, a rear section of the pivotal handle has a pivotal end and a front end thereof has an ar... | 04/27/2004 |
| 6725492 | Cleaning brush for medical devices A brush for in situ cleaning of one or more passageways defined by a medical device. The brush includes a NiTiNOL shaft attached to a fill section by way of a proximal connector sleeve that is resistance welded to the fill section and the shaft. The fill section is ... | 04/27/2004 |
| 6725493 | Toothbrush Toothbrush comprises a handle and a head, said head comprising upstanding bristles and at least one upstanding tooth polishing element, characterised in that the tooth polishing element is in the form of a resilient wall-like member and is flanked by bristles. ... | 04/27/2004 |
| 6725494 | Butterfly sponge mop A butterfly type sponge mop includes a self-contained wringing mechanism comprising only two molded parts, an actuating lever and an enclosed yoke. A pair of hinged wings can be integrally molded onto one end of the actuating lever, and the lever can rotate back and... | 04/27/2004 |
| 6725495 | Adjustable hair brush In a first aspect of the invention an adjustable hairbrush includes an inner cylinder to which are affixed brush bristles and an outer cylinder through which the brush bristles extend. The inner and outer cylinders may be rotated about a common axis with respect to ... | 04/27/2004 |
| 6725496 | Cleaning brush The present invention is to provide a cleaning brush comprising a handle, a movable seat and bristles. The handle has a guiding rail at center along the elongated direction thereof, a guiding slot, a button opening communicated with the guiding slot and two locking ... | 04/27/2004 |
| 6725497 | Device for performing jobs on a surface with a base station With a work device that holds to a surface by vacuum pressure and can move on the surface to perform jobs and is connected to a base station through a supply line, there exists a danger that the work device will fall if the attractive force (vacuum pressure) weakens... | 04/27/2004 |
| 6725498 | Recovery tank assembly A combination cleaning solution recovery tank and air-liquid separator for use in a carpet extractor comprises a tank and a lid engaging the tank. The lid includes a top wall and a bottom wall connected by a circumferential outer wall to form a chamber therebetween.... | 04/27/2004 |
| 6725499 | Hose cleanout for vacuum cleaner A vacuum cleaner having a first housing member with at least one housing wall defining a first housing passage. The first housing passage having an intake end adjacent a subjacent surface and a discharge end opposite the intake end. A second housing member mounted o... | 04/27/2004 |
| 6725500 | Air recirculating surface cleaning device A fluid recirculating cleaning device includes an exhaust port defining an exhaust port longitudinal axis, a fluid source end and an exhaust end defining a first cross-sectional area. A suction port includes a suction port longitudinal axis, a fluid exit end and a f... | 04/27/2004 |
| 6725501 | Caster with universal mount and swivel and wheel lock A swivel caster assembly has a molded plastic caster horn with an upwardly opening socket receiving a connector stem, the portion thereof above the caster horn having either a plate, a threaded post, or a smooth post with a retaining ring, for connection to an objec... | 04/27/2004 |
| 6725502 | Hinge for pivoting a flap and a method of using and making same A hinge for pivoting a flap, and in particular, to a hinge for pivoting a flap on a motor vehicle. The hinge aids the closing of the flap and includes two linkages or legs which are arranged rotatably around at least one axis of rotation and are connected with one a... | 04/27/2004 |
| 6725503 | Door closer having dual operating directions A door closer includes a housing having one or more bulges, a shaft rotatably received in the housing and having an axle, and one or more resilient rings engaged between the shaft and the housing. The bulges of the housing may be engaged with the resilient rings for... | 04/27/2004 |
