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DIFF Subgroup
F02B 33/20

with pumping-cylinder axis arranged at an angle to working-cylinder axis, e.g. at an angle of 90 degrees

Introduced: September 1968

Title

Titles differ between systems:

IPC: with pumping-cylinder axis arranged at an angle to working-cylinder axis, e.g. at an angle of 90°

CPC: with pumping-cylinder axis arranged at an angle to working-cylinder axis, e.g. at an angle of 90 degrees

Full Title

Full titles differ between systems:

IPC:

Engines characterised by provision of pumps for charging or scavenging > Engines with reciprocating-piston pumps; Engines with crankcase pumps > with reciprocating-piston pumps other than simple crankcase pumps > with pumping-cylinder axis arranged at an angle to working-cylinder axis, e.g. at an angle of 90°

CPC:

Engines characterised by provision of pumps for charging or scavenging > Engines with reciprocating-piston pumps; Engines with crankcase pumps > with reciprocating-piston pumps other than simple crankcase pumps > with pumping-cylinder axis arranged at an angle to working-cylinder axis, e.g. at an angle of 90 degrees

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

  1. TOYOTA MOTOR CORPORATION 8,687
  2. ROBERT BOSCH DE 8,328
  3. FORD GLOBAL TECHNOLOGIES US 7,423
  4. GE (GENERAL ELECTRIC COMPANY) US 5,732
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,592
  6. HYUNDAI MOTOR COMPANY KR 4,699
  7. TOYOTA MOTOR CORPORATION JP 4,541
  8. DENSO CORPORATION 3,711
  9. WEICHAI POWER COMPANY 3,486
  10. SAFRAN AIRCRAFT ENGINES FR 3,249

Top Applicants (CPC)

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 8,801
  2. FORD GLOBAL TECHNOLOGIES US 8,171
  3. GE (GENERAL ELECTRIC COMPANY) US 6,957
  4. HYUNDAI MOTOR COMPANY KR 5,390
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,250
  6. TOYOTA MOTOR CORPORATION JP 5,214
  7. TOYOTA MOTOR CORPORATION 4,149
  8. DENSO CORPORATION JP 3,400
  9. KIA MOTORS CORPORATION KR 3,388
  10. SAFRAN AIRCRAFT ENGINES FR 3,332