CPC Subgroup
E03D 11/143 Full Title
Other component parts of water-closets (pipe-joints or couplings in general F16L ) > Parts or details of bowls; Special adaptations of pipe joints or couplings for use with bowls > Means for connecting the bowl to the wall, e.g. to a wall outlet
1 direct subcode
Child Classifications
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Top Applicants
Top 10 applicants by patent filingsfor 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