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DIFF Subgroup
F02C 5/02

characterised by the arrangement of the combustion chamber in the chamber in the plant (combustion chambers per se F23R)

Introduced: September 1968

Title

Titles differ between systems:

IPC: characterised by the arrangement of the combustion chamber in the plant

CPC: characterised by the arrangement of the combustion chamber in the chamber in the plant (combustion chambers per se F23R)

Full Title

Full titles differ between systems:

IPC:

Gas-turbine plants characterised by the working fluid being generated by intermittent combustion > characterised by the arrangement of the combustion chamber in the plant

CPC:

Gas-turbine plants characterised by the working fluid being generated by intermittent combustion > characterised by the arrangement of the combustion chamber in the chamber in the plant (combustion chambers per se F23R)

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • F02C 5/04 the combustion chambers being formed at least partly in the turbine rotor IPC+CPC Available in 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