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PCE
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DIFF Subgroup
F02K 9/62

Combustion or thrust chambers

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof > using liquid or gaseous propellants > Constructional parts; Details not otherwise provided for > Combustion or thrust chambers

CPC:

Rocket-engine plants, i.e. plants carrying both fuel and oxidant therefor; Control thereof > using liquid or gaseous propellants (F02K9/72 takes precedence) > Constructional parts; Details not otherwise provided for > Combustion or thrust chambers

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1980.

Child Classifications

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  • F02K 9/64 having cooling arrangements since 1980 IPC+CPC Available in IPC and CPC
  • F02K 9/66 of the rotary type since 1980 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