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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 9/06 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

  1. TOTO 2,957
  2. LIXIL CORPORATION 1,646
  3. XIAMEN RT PLUMBING TECHNOLOGY COMPANY 925
  4. NEOPERL DE 870
  5. GROHE DE 828
  6. PANASONIC INTELLECTUAL PROPERTY 738
  7. WUHAN SHENGYU DRAINAGE SYSTEMS COMPANY 727
  8. GEBERIT INTERNATIONAL CH 613
  9. KOHLER COMPANY US 570
  10. TOTO JP 549