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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
C08K 3/01

characterized by their specific function

Introduced: January 2018

Title

Titles differ between systems:

IPC: characterised by their specific function

CPC: characterized by their specific function

Full Title

Full titles differ between systems:

IPC:

Use of inorganic substances as compounding ingredients > characterised by their specific function

CPC:

Use of inorganic substances as compounding ingredients > characterized by their specific function

IPC and CPC are identically structured here. All 7 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2018.

Child Classifications

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  • C08K 3/011 Crosslinking or vulcanising agents, e.g. accelerators since 2018 IPC+CPC Available in IPC and CPC
  • C08K 3/012 Additives activating the degradation of the macromolecular compounds since 2018 IPC+CPC Available in IPC and CPC
  • C08K 3/013 Fillers, pigments or reinforcing additives since 2018 IPC+CPC Available in IPC and CPC
  • C08K 3/014 Stabilisers against oxidation, heat, light or ozone since 2018 IPC+CPC Available in IPC and CPC
  • C08K 3/015 Biocides (macromolecular substances as carriers for biocide material A01N25/10) since 2018 IPC+CPC Available in IPC and CPC
  • C08K 3/016 Flame-proofing or flame-retarding additives since 2018 IPC+CPC Available in IPC and CPC
  • C08K 3/017 Antistatic agents since 2018 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