C08J 5/24 Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
Introduced: July 1974
Title
Titles differ between systems:
IPC: Impregnating materials with prepolymers which can be polymerised , e.g. manufacture of prepregs
CPC: Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
Full Title
Full titles differ between systems:
Manufacture of articles or shaped materials containing macromolecular substances > Impregnating materials with prepolymers which can be polymerised , e.g. manufacture of prepregs
Manufacture of articles or shaped materials containing macromolecular substances (manufacture of semi-permeable membranes B01D67/00 - B01D71/00) > Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
Of 6 combined children, 0 exist in both systems.
6 codes are CPC-only extensions.
Child Classifications
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Top Applicants
Top Applicants (IPC)
Class C08,2013–2023, worldwide · Source: EPO PATSTAT
- LG CHEM KR 14,262
- DOW GLOBAL TECHNOLOGIES US 12,486
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,858
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,877
- CHINESE ACADEMY OF SCIENCES 6,993
- FUJIFILM JP 5,049
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 4,923
- SHIN-ETSU CHEMICAL COMPANY JP 4,517
- BOREALIS AT 4,213
- ARKEMA FR 4,098
Top Applicants (CPC)
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