DIFF Main Group
E03B 9/00 Methods or installations for drawing-off water (domestic water-drawing devices E03C; taps or valves per se F16K)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Methods or installations for drawing-off water
CPC: Methods or installations for drawing-off water (domestic water-drawing devices E03C; taps or valves per se F16K)
Full Title
Full titles differ between systems:
IPC:
Methods or installations for drawing-off water
CPC:
Methods or installations for drawing-off water (domestic water-drawing devices E03C; taps or valves per se F16K)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E03B 9/02 Hydrants; Arrangements of valves therein; Keys for hydrants +2 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