IPC Main Group
E03D 9/00 Sanitary or other accessories for lavatories
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- WATER SUPPLY; SEWERAGE
- Subclass:
- WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
Related Keywords
SANITARY accessories for lavatories
8 direct subcodes
Child Classifications
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- E03D 9/02 Devices adding a disinfecting, deodorising or cleaning agent to the water while flushing, or in the flushing tank
- E03D 9/04 Special arrangement or operation of ventilating devices
- E03D 9/06 Auxiliary chambers with water connection to the flushing pipe and adapted to receive utensils for bowl-cleaning, e.g. brushes
- E03D 9/08 Devices in the bowl producing upwardly-directed sprays; Modifications of the bowl for use with such devices
- E03D 9/1 Waste-disintegrating apparatus combined with the bowl
- E03D 9/12 Means to prevent freezing of lavatories
- E03D 9/14 Noise-reducing means combined with flushing valves
- E03D 9/16 Water pressure regulating means in flushing pipes
Top Applicants
Top 10 applicants by patent filingsfor class E03, 2013–2023, worldwide · Source: EPO PATSTAT
- TOTO 2,957
- LIXIL CORPORATION 1,646
- XIAMEN RT PLUMBING TECHNOLOGY COMPANY 925
- NEOPERL DE 870
- GROHE DE 828
- PANASONIC INTELLECTUAL PROPERTY 738
- WUHAN SHENGYU DRAINAGE SYSTEMS COMPANY 727
- GEBERIT INTERNATIONAL CH 613
- KOHLER COMPANY US 570
- TOTO JP 549