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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
H01M 8/1072

by chemical reactions, e.g. in situ polymerisation or in situ crosslinking

Introduced: January 2016

Title

Titles differ between systems:

IPC: by chemical reactions, e.g. polymerisation or crosslinking

CPC: by chemical reactions, e.g. in situ polymerisation or in situ crosslinking

Full Title

Full titles differ between systems:

IPC:

Fuel cells; Manufacture thereof > Fuel cells with solid electrolytes > characterised by the electrolyte material > Polymeric electrolyte materials > characterised by the manufacturing processes > by chemical reactions, e.g. polymerisation or crosslinking

CPC:

Fuel cells; Manufacture thereof > Fuel cells with solid electrolytes > characterised by the electrolyte material (H01M8/12 takes precedence) > Polymeric electrolyte materials > characterised by the manufacturing processes > by chemical reactions, e.g. in situ polymerisation or in situ crosslinking

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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Top Applicants

Top Applicants (IPC)

Class H01,2013–2023, worldwide · Source: EPO PATSTAT

  1. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 43,574
  2. SAMSUNG ELECTRONICS COMPANY KR 42,206
  3. LG CHEM KR 21,383
  4. APPLIED MATERIALS US 20,441
  5. LG ENERGY SOLUTION KR 20,279
  6. SAMSUNG DISPLAY KR 19,725
  7. CHINESE ACADEMY OF SCIENCES 19,400
  8. TOYOTA MOTOR CORPORATION 18,819
  9. SGCC(STATE GRID CORPORATION OF CHINA) 18,082
  10. TOKYO ELECTRON JP 17,634

Top Applicants (CPC)

Class H01,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 37,897
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
  3. APPLIED MATERIALS US 21,640
  4. LG ENERGY SOLUTION KR 20,770
  5. LG CHEM KR 19,835
  6. TOKYO ELECTRON JP 18,519
  7. ROBERT BOSCH DE 14,595
  8. INTEL CORPORATION US 13,580
  9. MURATA MANUFACTURING COMPANY JP 12,151
  10. SAMSUNG SDI COMPANY KR 12,080