Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Main Group
F04B 15/00

Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts

3 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • F04B 15/04 the fluids being hot or corrosive (for liquids near their boiling point, e.g. under subnormal pressure, F04B15/06)

Top Applicants

Top 10 applicants by patent filingsfor class F04, 2013–2023, worldwide · Source: EPO PATSTAT

  1. LG ELECTRONICS KR 3,855
  2. ROBERT BOSCH DE 3,549
  3. GREE ELECTRIC APPLIANCES 2,273
  4. GE (GENERAL ELECTRIC COMPANY) US 2,126
  5. MITSUBISHI ELECTRIC CORPORATION JP 1,881
  6. UNITED TECHNOLOGIES CORPORATION (UTC) US 1,866
  7. SAFRAN AIRCRAFT ENGINES FR 1,499
  8. MITSUBISHI HEAVY INDUSTRIES JP 1,258
  9. TOYOTA INDUSTRIES CORPORATION JP 1,247
  10. ATLAS COPCO AIRPOWER BE 1,168