E03C 1/12 Plumbing installations for waste water; Basins or fountains connected thereto (drainage devices in floors E03F5/04); Sinks
Introduced: September 1968
Title
Titles differ between systems:
IPC: Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
CPC: Plumbing installations for waste water; Basins or fountains connected thereto (drainage devices in floors E03F5/04); Sinks
Full Title
Full titles differ between systems:
Domestic plumbing installations for fresh water or waste water; Sinks > Plumbing installations for waste water; Basins or fountains connected thereto; Sinks
Domestic plumbing installations for fresh water or waste water; Sinks > Plumbing installations for waste water; Basins or fountains connected thereto (drainage devices in floors E03F5/04); Sinks
Of 14 combined children, 12 exist in both systems.
2 codes are CPC-only extensions.
Note: 2 CPC extensions are marked as secondary classification only.
8 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E03C 1/122 Pipe-line systems for waste water in building (pipe-line systems in general F17D) +1 CPC IPC+CPC Available in IPC and CPC
- E03C 1/126 Installations for disinfecting or deodorising waste-water plumbing installations IPC+CPC Available in IPC and CPC
- E03C 1/22 Outlet devices mounted in basins, baths, or sinks (stoppers A47K1/14) IPC+CPC Available in IPC and CPC
- E03C 1/24 Overflow devices for basins or baths (E03C1/232 takes precedence) +2 CPC IPC+CPC Available in IPC and CPC
- E03C 1/26 Object-catching inserts or similar devices for waste pipes or outlets (E03C1/28 takes precedence) IPC+CPC Available in IPC and CPC
- E03C 1/30 Devices to facilitate removing of obstructions in waste-pipes or sinks 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