CPC Subgroup
C01B 32/914 Carbides of single elements
Full Title
Carbon; Compounds thereof (C01B21/00, C01B23/00 take precedence; percarbonates C01B15/10; carbon black C09C1/48) > Carbides > Carbides of single elements
7 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- C01B 32/921 Titanium carbide
- C01B 32/928 Carbides of actinides
- C01B 32/935 Carbides of alkali metals, strontium, barium or magnesium
- C01B 32/942 Calcium carbide
- C01B 32/949 Tungsten or molybdenum carbides
- C01B 32/956 Silicon carbide
- C01B 32/991 Boron carbide
Top Applicants
Top 10 applicants by patent filingsfor class C01, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 4,293
- LG CHEM KR 3,317
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 2,219
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 2,154
- OMYA INTERNATIONAL CH 1,524
- PANASONIC INTELLECTUAL PROPERTY JP 1,362
- SAUDI ARABIAN OIL COMPANY SA 1,298
- SUMITOMO METAL MINING COMPANY JP 1,286
- CENTRAL SOUTH UNIVERSITY 1,243
- L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE FR 1,238