DIFF Subgroup
C11D 3/36 containing phosphorus
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Other compounding ingredients of detergent compositions covered in group > Organic compounds > containing phosphorus
CPC:
Other compounding ingredients of detergent compositions covered in group C11D1/00 > Organic compounds > containing phosphorus
Of 5 combined children, 0 exist in both systems.
5 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
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
Top Applicants (CPC)
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