DIFF Subgroup
E03B 11/10 for public or like main water supply
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Arrangements or adaptations of tanks for water supply > for public or like main water supply
CPC:
Arrangements or adaptations of tanks for water supply (water-butts E03B3/03; storage aspects B65D, B65G, F17B, F17C; foundations E02D27/38; construction or assembling of bulk storage containers employing civil engineering techniques E04H7/00; tower aspects E04H12/00) > for public or like main water supply
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
Child Classifications
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- E03B 11/16 Adaptations of devices for putting pumping plants in and out of operation, e.g. automatic control devices 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