IPC Main Group
C08F 18/00 Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid
Introduced: July 1974
Last revised: January 2006
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- Subclass:
- MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
Filing statistics
IPC C08F 18/00 belongs to the parent subclass C08F, which recorded 222,013 patent applications worldwide between 2013 and 2023. Annual filings grew from 17,478 in 2013 to 18,646 in 2023 (+7%), peaking at 21,807 applications in 2017. The most active applicants in class C08 are LG CHEM (14,262 applications), DOW GLOBAL TECHNOLOGIES (12,486 applications) and BASF (BADISCHE ANILIN & SODA FABRIK) (9,858 applications).
Source: EPO PATSTAT, worldwide filings
Related Keywords
VINYL resins
5 direct subcodes
Child Classifications
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- C08F 18/02 Esters of monocarboxylic acids
- C08F 18/14 Esters of polycarboxylic acids
- C08F 18/2 Esters containing halogen
- C08F 18/22 Esters containing nitrogen
- C08F 18/24 Esters of carbonic or haloformic acids
Top Applicants
Top 10 applicants by patent filingsfor 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