US Patent Class 4
BATHS, CLOSETS, SINKS, AND SPITTOONS-- Main Headings




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Current as of: June, 1999
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CLASS NOTES
662  DF  RESTROOM OR BATHROOM SELF-CLEANING SYSTEMS
663  DF  FLUSH CLOSET, WASH RECEPTACLE, AND BATHTUB OR SHOWER
664  DF  FLUSH CLOSET OR URINAL AND WASH RECEPTACLE {1}
666  DF  DIAPER WASHING DEVICES
667  DF  FLUSH CLOSET SEAT ASSIST TO RAISE USER
300  DF  FLUSH CLOSET {22}
443  DF  BIDETS {5}
449  DF  DRY CLOSETS {14}
487  DF  OPEN-WATER BARRIER
488  DF  POOL TYPE {9}
514  DF  CONVERTIBLE CLASS-TYPE APPARATUS
515  DF  HAIR WASHING MACHINE OR DEVICE OR ACCESSORY {6}
524  DF  VAPOR OR HEAT IN BATH (E.G., SAUNA, STEAM BATH, OR SUDATORIUM) {3}
535  DF  MEANS FOR APPLYING VAPOR OR HOT AIR DIRECTLY TO BODY OF USER {2}
538  DF  TUBS {9}
596  DF  SHOWER (E.G. STALL, WITH WALLS, RECEPTOR, AND SPRAY) {8}
615  DF  MEANS FOR SPRAYING USER {2}
619  DF  WASH RECEPTACLES {15}
661  DF  MISCELLANEOUS
668  DF  HAVING CONDITION RESPONSIVE SUPPLY OUTLET, DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH {1}
670  DF  PREFABRICATED (E.G., MODULAR) PLUMBING SYSTEM
671  DF  SUPPLY OUTLET COMBINED WITH A DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH {2}
675  DF  SUPPLY OUTLET FOR A SINK OR BATH {2}
679  DF  DRAIN, OVERFLOW OR TRAP FOR A SINK OR BATH {3}
695  DF  SUPPORT OR MOUNT FOR A SUPPLY, DRAIN, OVERFLOW OR TRAP MEANS
696  DF  FITTING OR MANIFOLD FOR A SINK OR BATH
209 R  DF  VENTILATION {10}
222  DF  DISINFECTION {11}
234  DF  SEAT AND LID {2}
237  DF  SEAT {4}
242.1  DF  LID
243.1  DF  MECHANISM POSITIONS COVER ON SEAT {2}
244.1  DF  COVER DISPENSER {2}
245.1  DF  COVER FOR SEAT {3}
246.1  DF  OPENER OR CLOSER FOR A CLOSET SEAT OR LID {2}
248  DF  BUFFERS AND DASHPOTS
249  DF  FLUSH-VALVE OPERATORS {1}
251.1  DF  DRIP CATCHER {1}
252.1  DF  FLUSH CLOSET BOWL SUPPORT, COUPLING, SEAL OR FASTENER {3}
253  DF  CLOSET-BOWL CLOSURES
254  DF  CLOSET HEAD, FOOT, AND BODY RESTS
255.01  DF  OBSTRUCTION REMOVER {3}
256.1  DF  DEBRIS CATCHER FOR A FLUSH CLOSET OR CLEAN OUT PLUG
258  DF  SPITTOONS {14}
286  DF  STRAINER, STOPPER, PLUG OR CLOSURE {7}
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CROSS-REFERENCE ART COLLECTIONS
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900  DF  DECONTAMINATION SHOWER
901  DF  BOWL SKIRT OR TANK COVER
902  DF  TOILET TRAINING
903  DF  SHOWER HEAD WITH MATERIAL DISPENSING
904  DF  SWIM-IN-PLACE POOL
905  DF  SQUAT BOWL
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DIGESTS
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DIG 1  DF  Plural connected floats
DIG 2  DF  Disappearing bowl
DIG 3  DF  Electric flushing
DIG 4  DF  Garbage grinder
DIG 5  DF  Urine guards
DIG 6  DF  Heated seats
DIG 7  DF  House plumbing fittings
DIG 8  DF  Rubber seats
DIG 9  DF  Methods
DIG 10  DF  Water additive or substitute
DIG 11  DF  Oil toilet
DIG 12  DF  Aerobic (decomposing) toilet
DIG 13  DF  Toilet having deformable trap
DIG 14  DF  Pipe strainers
DIG 15  DF  Prison bathrooms
DIG 16  DF  Deformable toilet traps
DIG 17  DF  Electrolytic toilets
DIG 18  DF  Bathroom fixture liners
DIG 19  DF  Liquid-solid separators