CPC Subgroup
C08F 4/60 together with refractory metals, iron group metals, platinum group metals, manganese, rhenium or compounds thereof
Full Title
Polymerisation catalysts > Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors > selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides > together with refractory metals, iron group metals, platinum group metals, manganese, rhenium or compounds thereof
11 direct subcodes
Child Classifications
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- C08F 4/602 Component covered by group C08F4/60 with an organo-aluminium compound
- C08F 4/603 Component covered by group C08F4/60 with a metal or compound covered by group C08F4/44 other than an organo-aluminium compound
- C08F 4/605 Component covered by group C08F4/60 with a metal or compound covered by group C08F4/44, not provided for in a single group of groups C08F4/602 or C08F4/603
- C08F 4/606 Catalysts comprising at least two different metals, in metallic form or as compounds thereof, in addition to the component covered by groups C08F4/60
- C08F 4/607 Catalysts containing a specific non-metal or metal-free compound
- C08F 4/61 Pretreating the metal or compound covered by group C08F4/60 before the final contacting with the metal or compound covered by group C08F4/44
- C08F 4/619 Component covered by group C08F4/60 containing a transition metal-carbon bond
- C08F 4/62 Refractory metals or compounds thereof
- C08F 4/695 Manganese, technetium, rhenium or compounds thereof
- C08F 4/70 Iron group metals, platinum group metals or compounds thereof
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