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DIFF Subgroup
C25D 13/08

by polymerisation in situ of monomeric materials

Introduced: July 1974

Title

Titles differ between systems:

IPC: by polymerisation of monomeric materials

CPC: by polymerisation in situ of monomeric materials

Full Title

Full titles differ between systems:

IPC:

Electrophoretic coating characterised by the process > with organic material > polymers > by polymerisation of monomeric materials

CPC:

Electrophoretic coating characterised by the process (C25D15/00 takes precedence; compositions for electrophoretic coating C09D5/44) > with organic material > with polymers > by polymerisation in situ of monomeric materials

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class C25,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 1,797
  2. EBARA CORPORATION JP 729
  3. CENTRAL SOUTH UNIVERSITY 650
  4. INDUSTRIE DE NORA IT 641
  5. ROBERT BOSCH DE 600
  6. JFE STEEL JP 593
  7. KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 553
  8. SIEMENS DE 536
  9. CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 525
  10. JX NIPPON MINING & METALS CORPORATION 499

Top Applicants (CPC)

Class C25,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 1,393
  2. JFE STEEL JP 914
  3. EBARA CORPORATION JP 738
  4. INDUSTRIE DE NORA IT 674
  5. JX NIPPON MINING & METALS CORPORATION JP 652
  6. NIPPON STEEL CORPORATION JP 633
  7. CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 630
  8. ROBERT BOSCH DE 626
  9. SIEMENS DE 587
  10. ATOTECH DEUTSCHLAND DE 561