Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
E03B 7/09

Component parts or accessories (tools for cleaning pipes B08B9/02; devices for preventing contamination of drinking water pipes for domestic use E03C1/10; devices for preventing damage in case of bursts of pipes F16L; heating or cooling of pipes or pipe systems F16L53/00)

Full Title

Water main or service pipe systems (pipes or tubes in general F16L) > Component parts or accessories (tools for cleaning pipes B08B9/02; devices for preventing contamination of drinking water pipes for domestic use E03C1/10; devices for preventing damage in case of bursts of pipes F16L; heating or cooling of pipes or pipe systems F16L53/00)

3 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • E03B 7/14 Devices for thawing frozen pipes

Top Applicants

Top 10 applicants by patent filingsfor class E03, 2013–2023, worldwide · Source: EPO PATSTAT

  1. NEOPERL DE 934
  2. GROHE DE 870
  3. TOTO 646
  4. GEBERIT INTERNATIONAL CH 629
  5. KOHLER COMPANY US 621
  6. TOTO JP 590
  7. LIXIL CORPORATION JP 429
  8. AS AMERICA US 324
  9. HANSGROHE SE DE 314
  10. LIXIL CORPORATION 307