DIFF Main Group
C06B 23/00 Compositions characterised by non-explosive or non-thermic constituents
Introduced: July 1974
CPC subdivides this area 5x more granularly than IPC with 7 additional codes.
7 codes are CPC-only extensions.
IPC defines codes here since 1974.
Child Classifications
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- C06B 23/02 for neutralising poisonous gases from explosives produced during blasting since 1974 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class C06,2013–2023, worldwide · Source: EPO PATSTAT
- XIAN MODERN CHEMISTRY RESEARCH INSTITUTE 390
- BEIJING INSTITUTE OF TECHNOLOGY 338
- INST. OF CHEMICAL MATERIAL, CHINA ACADEMY OF ENGINEERING PHYSICS 275
- HUBEI INSTITUTE OF AEROSPACE CHEMOTECHNOLOGY 232
- NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGY 176
- AGENCY FOR DEFENSE DEVELOPMENT KR 112
- NORTH UNIVERSITY OF CHINA 91
- DYNO NOBEL ASIA PACIFIC AU 91
- NANJING UNIVERSITY OF SCIENCE & TECHNOLOGY 86
- BAE SYSTEMS GB 84
Top Applicants (CPC)
Class C06,2013–2023, worldwide · Source: EPO PATSTAT
- XIAN MODERN CHEMISTRY RESEARCH INSTITUTE 309
- BEIJING INSTITUTE OF TECHNOLOGY 295
- INST. OF CHEMICAL MATERIAL, CHINA ACADEMY OF ENGINEERING PHYSICS 216
- HUBEI INSTITUTE OF AEROSPACE CHEMOTECHNOLOGY 187
- NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGY 120
- DYNO NOBEL ASIA PACIFIC AU 108
- AGENCY FOR DEFENSE DEVELOPMENT KR 102
- DAICEL CORPORATION JP 102
- BAE SYSTEMS GB 91
- DYNO NOBEL US 88