characterised by throttling of fuel (F02C9/38 takes precedence)

Introduced: January 1980

Title

Titles differ between systems:

IPC: characterised by throttling of fuel

CPC: characterised by throttling of fuel (F02C9/38 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Controlling gas-turbine plants; Controlling fuel supply in air-breathing jet-propulsion plants > Control of fuel supply > characterised by throttling of fuel

CPC:

Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants (controlling air intakes F02C7/057; controlling turbines F01D; controlling compressors F04D27/00; controlling in general G05) > Control of fuel supply (F02C9/48 takes precedence; fuel valves F02C7/232) > characterised by throttling of fuel (F02C9/38 takes precedence)

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

IPC defines codes here since 1980.

Child Classifications

Navigate with arrow keys, Enter to open

F02C 9/34 Joint control of separate flows to main and auxiliary burners since 1980 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

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

Top Applicants (CPC)

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

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