Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
E03D 1/34

Flushing valves for outlets; Arrangement of outlet valves

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Water flushing devices with cisterns > Valves for high or low cisterns; Their arrangement > Flushing valves for outlets; Arrangement of outlet valves

CPC:

Water flushing devices with cisterns > Valves for high or low level cisterns; Their arrangement (inlet valves, valves in general F16K ) > Flushing valves for outlets; Arrangement of outlet valves

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

Navigate with arrow keys, Enter to open

  • E03D 1/35 Flushing valves having buoyancy since 1974 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class E03,2013–2023, worldwide · Source: EPO PATSTAT

  1. NEOPERL DE 934
  2. GROHE DE 870
  3. TOTO 646
  4. GEBERIT INTERNATIONAL CH 629
  5. KOHLER COMPANY US 621
  6. TOTO JP 590
  7. LIXIL CORPORATION JP 429
  8. AS AMERICA US 324
  9. HANSGROHE SE DE 314
  10. LIXIL CORPORATION 307