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DIFF Main Group
C08F 283/00

Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G

Introduced: July 1974

Title

Titles differ between systems:

IPC: Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass

CPC: Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G

Full Title

Full titles differ between systems:

IPC:

Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass

CPC:

Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G

Of 9 combined children, 7 exist in both systems.

2 codes are CPC-only extensions.

IPC defines codes here since 1974.

Child Classifications

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  • C08F 283/01 on to unsaturated polyesters since 1985 IPC+CPC Available in IPC and CPC
  • C08F 283/02 on to polycarbonates or saturated polyesters since 1974 IPC+CPC Available in IPC and CPC
  • C08F 283/14 on to polymers obtained by ring-opening polymerisation of carbocyclic compounds having one or more carbon-to-carbon double bonds in the carbocyclic ring, i.e. polyalkeneamers since 1974 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class C08,2013–2023, worldwide · Source: EPO PATSTAT

  1. LG CHEM KR 14,262
  2. DOW GLOBAL TECHNOLOGIES US 12,486
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,858
  4. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,877
  5. CHINESE ACADEMY OF SCIENCES 6,993
  6. FUJIFILM JP 5,049
  7. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 4,923
  8. SHIN-ETSU CHEMICAL COMPANY JP 4,517
  9. BOREALIS AT 4,213
  10. ARKEMA FR 4,098

Top Applicants (CPC)

Class C08,2013–2023, worldwide · Source: EPO PATSTAT

  1. LG CHEM KR 15,432
  2. DOW GLOBAL TECHNOLOGIES US 14,214
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 11,155
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 6,455
  5. FUJIFILM JP 6,178
  6. CHINESE ACADEMY OF SCIENCES 5,569
  7. SHIN-ETSU CHEMICAL COMPANY JP 5,506
  8. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,443
  9. TORAY INDUSTRIES JP 4,635
  10. NITTO DENKO CORPORATION JP 4,620