IPC Main Group
F01M 11/00 Component parts, details, or accessories, not provided for in, or of interest apart from, groups
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- Subclass:
- LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING
6 direct subcodes
Child Classifications
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- F01M 11/02 Arrangements of lubricant conduits
- F01M 11/03 Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
- F01M 11/04 Filling or draining lubricant of or from machines or engines
- F01M 11/06 Means for keeping lubricant level constant or for accommodating movement or position of machines or engines
- F01M 11/08 Separating lubricant from air or fuel-air mixture before entry into cylinder
- F01M 11/1 Indicating devices; Other safety devices
Top Applicants
Top 10 applicants by patent filingsfor class F01, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 8,496
- UNITED TECHNOLOGIES CORPORATION (UTC) US 7,291
- SAFRAN AIRCRAFT ENGINES FR 5,503
- TOYOTA MOTOR CORPORATION 4,556
- SIEMENS DE 3,992
- HYUNDAI MOTOR COMPANY KR 3,929
- RAYTHEON TECHNOLOGIES CORPORATION US 3,534
- FORD GLOBAL TECHNOLOGIES US 3,407
- TOYOTA MOTOR CORPORATION JP 3,042
- WEICHAI POWER COMPANY 2,888