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PCE
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DIFF Main Group
C09J 5/00

Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers

Introduced: September 1968

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

Child Classifications

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  • C09J 5/02 involving pretreatment of the surfaces to be joined IPC+CPC Available in IPC and CPC
  • C09J 5/04 involving separate application of adhesive ingredients to the different surfaces to be joined IPC+CPC Available in IPC and CPC
  • C09J 5/06 involving heating of the applied adhesive IPC+CPC Available in IPC and CPC
  • C09J 5/08 using foamed adhesives IPC+CPC Available in IPC and CPC
  • C09J 5/10 Joining materials by welding overlapping edges with an insertion of plastic material IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class C09,2013–2023, worldwide · Source: EPO PATSTAT

  1. LG CHEM KR 6,420
  2. NITTO DENKO CORPORATION JP 5,752
  3. HALLIBURTON ENERGY SERVICES GROUP US 5,650
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 5,635
  5. DOW GLOBAL TECHNOLOGIES US 4,844
  6. MERCK PATENT DE 4,779
  7. CHINESE ACADEMY OF SCIENCES 4,311
  8. FUJIFILM JP 4,205
  9. BASF (BADISCHE ANILIN & SODA FABRIK) DE 4,039
  10. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 3,931

Top Applicants (CPC)

Class C09,2013–2023, worldwide · Source: EPO PATSTAT

  1. LG CHEM KR 7,954
  2. HALLIBURTON ENERGY SERVICES GROUP US 6,584
  3. NITTO DENKO CORPORATION JP 6,500
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 6,490
  5. DOW GLOBAL TECHNOLOGIES US 6,324
  6. FUJIFILM JP 5,832
  7. MERCK PATENT DE 5,481
  8. BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,147
  9. SAMSUNG DISPLAY KR 5,105
  10. NITTO DENKO CORPORATION 3,584