Devices adding a disinfecting, deodorising, or cleaning agent to the water while flushing (apparatus for disinfection A61L2/00; treatment of water in general C02F)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Devices adding a disinfecting, deodorising or cleaning agent to the water while flushing, or in the flushing tank

CPC: Devices adding a disinfecting, deodorising, or cleaning agent to the water while flushing (apparatus for disinfection A61L2/00; treatment of water in general C02F)

Full Title

Full titles differ between systems:

IPC:

Sanitary or other accessories for lavatories > Devices adding a disinfecting, deodorising or cleaning agent to the water while flushing, or in the flushing tank

CPC:

Sanitary or other accessories for lavatories (hand tools for cleaning the toilet bowl A47K11/10; seats or covers for closets A47K13/00; body supports, other than seats for closets A47K17/02; devices for preventing contamination of drinking-water pipes E03C1/10 ) > Devices adding a disinfecting, deodorising, or cleaning agent to the water while flushing (apparatus for disinfection A61L2/00; treatment of water in general C02F)

CPC subdivides this area 5x more granularly than IPC with 4 additional codes.

4 codes are CPC-only extensions.

Note: 3 CPC extensions are marked as secondary classification only.

Child Classifications

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E03D 2009/024 2nd only CPC only CPC only
E03D 2009/026 2nd only CPC only CPC only
E03D 2009/028 2nd only CPC only CPC only
E03D 9/022 CPC only CPC only
E03D 9/03 consisting of a separate container with an outlet through which the agent is introduced into the flushing water, e.g. by suction +3 CPC IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

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

NEOPERL DE 934
GROHE DE 870
TOTO 646
GEBERIT INTERNATIONAL CH 629
KOHLER COMPANY US 621
TOTO JP 590
LIXIL CORPORATION JP 429
AS AMERICA US 324
HANSGROHE SE DE 314
LIXIL CORPORATION 307