IPC Subgroup
C11C 1/08 Refining
Introduced: September 1968
Last revised: January 2006
Full Title
Preparation of fatty acids from fats, fatty oils, or waxes; Refining the fatty acids > Refining
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- Subclass:
- FATTY ACIDS OBTAINED FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS OBTAINED BY CHEMICAL MODIFICATION OF FATS, OILS OR FATTY ACIDS
Related Keywords
refining FATTY ACIDS
1 direct subcode
Child Classifications
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- C11C 1/1 by distillation
Top Applicants
Top 10 applicants by patent filingsfor class C11, 2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 5,930
- HENKEL DE 3,288
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 2,162
- ECOLAB US 1,454
- UNILEVER NL 1,430
- NOVOZYMES DK 1,366
- UNILEVER IP HOLDINGS NL 1,227
- CONOPCO, INC., D/B/A UNILEVER US 1,022
- KAO CORPORATION 947
- KAO CORPORATION JP 853