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DIFF Subgroup
E03D 3/12

Flushing devices discharging variable quantities of water (flushing cisterns discharging variable quantities of water E03D1/14)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Flushing devices discharging variable quantities of water

CPC: Flushing devices discharging variable quantities of water (flushing cisterns discharging variable quantities of water E03D1/14)

Full Title

Full titles differ between systems:

IPC:

Flushing devices operated by pressure of the water supply system > Flushing devices discharging variable quantities of water

CPC:

Flushing devices operated by pressure of the water supply system > Flushing devices discharging variable quantities of water (flushing cisterns discharging variable quantities of water E03D1/14)

No child classifications to compare. This is a leaf node in both 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