CPC Main Group
C08K 3/00 Use of inorganic substances as compounding ingredients
11 direct subcodes
Child Classifications
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- C08K 3/01 characterized by their specific function
- C08K 3/02 Elements
- C08K 3/10 Metal compounds
- C08K 3/16 Halogen-containing compounds
- C08K 3/18 Oxygen-containing compounds, e.g. metal carbonyls
- C08K 3/28 Nitrogen-containing compounds
- C08K 3/30 Sulfur-, selenium- or tellurium-containing compounds
- C08K 3/32 Phosphorus-containing compounds
- C08K 3/34 Silicon-containing compounds
- C08K 3/38 Boron-containing compounds
- C08K 3/40 Glass
Top Applicants
Top 10 applicants by patent filingsfor class C08, 2013–2023, worldwide · Source: EPO PATSTAT
- LG CHEM KR 15,432
- DOW GLOBAL TECHNOLOGIES US 14,214
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 11,155
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 6,455
- FUJIFILM JP 6,178
- CHINESE ACADEMY OF SCIENCES 5,569
- SHIN-ETSU CHEMICAL COMPANY JP 5,506
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,443
- TORAY INDUSTRIES JP 4,635
- NITTO DENKO CORPORATION JP 4,620