CPC Subgroup
C11D 1/66 Non-ionic compounds
Full Title
Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent > Non-ionic compounds
16 direct subcodes
Child Classifications
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- C11D 1/72 Ethers of polyoxyalkylene glycols
- C11D 1/722 Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups;
- C11D 1/74 Carboxylates or sulfonates of polyoxyalkylene glycols
- C11D 1/75 Amino oxides
- C11D 1/755 Sulfoxides
- C11D 1/76 Synthetic resins containing no nitrogen
- C11D 1/78 Neutral esters of acids of phosphorus
- C11D 1/79 Phosphine oxides
- C11D 1/80 Derivatives of lignin containing no sulfo- or sulfate groups
- C11D 1/82 Compounds containing silicon
- C11D 1/825 Mixtures of compounds all of which are non-ionic
- C11D 1/83 Mixtures of non-ionic with anionic compounds
- C11D 1/835 Mixtures of non-ionic with cationic compounds
Top Applicants
Top 10 applicants by patent filingsfor class C11, 2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 6,498
- HENKEL DE 3,445
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 2,409
- ECOLAB US 1,614
- NOVOZYMES DK 1,609
- UNILEVER NL 1,468
- UNILEVER IP HOLDINGS NL 1,246
- CONOPCO, INC., D/B/A UNILEVER US 1,048
- UNILEVER GB 1,039
- FIRMENICH CH 964