E03C 1/04 Water-basin installations specially adapted to wash-basins or baths (valves, faucets, mixing valves, taps F16K)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Water-basin installations specially adapted to wash-basins or baths
CPC: Water-basin installations specially adapted to wash-basins or baths (valves, faucets, mixing valves, taps F16K)
Full Title
Full titles differ between systems:
Domestic plumbing installations for fresh water or waste water; Sinks > Plumbing installations for fresh water > Water-basin installations specially adapted to wash-basins or baths
Domestic plumbing installations for fresh water or waste water; Sinks > Plumbing installations for fresh water > Water-basin installations specially adapted to wash-basins or baths (valves, faucets, mixing valves, taps F16K)
CPC subdivides this area 4x more granularly than IPC with 12 additional codes.
12 codes are CPC-only extensions.
Note: 5 CPC extensions are marked as secondary classification only.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E03C 1/042 Arrangements on taps for wash-basins or baths for connecting to the wall IPC+CPC Available in IPC and CPC
- E03C 1/044 having a heating or cooling apparatus in the supply line (water heaters, e.g. with continuous flow, F24H) IPC+CPC Available in IPC and CPC
- E03C 1/046 Adding soap, disinfectant, or the like in the supply line (preventing contamination of drinking-water pipes E03C1/10) +1 CPC IPC+CPC Available in IPC and CPC
- E03C 1/048 supplying water through two or more openings around or along one side of the water-basin 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