CPC Subgroup Additional Only
A61K 2800/30 Characterized by the absence of a particular group of ingredients
Full Title
Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects > Chemical, physico-chemical or functional or structural properties of the composition as a whole > Characterized by the absence of a particular group of ingredients
3 direct subcodes
Child Classifications
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- A61K 2800/31 Anhydrous
- A61K 2800/33 Free of surfactant
- A61K 2800/34 Free of silicones
Top Applicants
Top 10 applicants by patent filingsfor class A61, 2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 20,621
- NOVARTIS CH 15,792
- ROCHE CH 14,303
- COVIDIEN US 13,862
- HARVARD UNIVERSITY US 13,454
- UNIVERSITY OF CALIFORNIA US 12,798
- P&G (PROCTER & GAMBLE COMPANY) US 12,140
- L'OREAL FR 11,800
- OLYMPUS CORPORATION JP 9,894
- BOSTON SCIENTIFIC SCIMED US 9,513