DIFF Subgroup
B09C 1/10 microbiologically, or by using enzymes
Introduced: January 1995
Title
Titles differ between systems:
IPC: microbiologically or by using enzymes
CPC: microbiologically, or by using enzymes
Full Title
Full titles differ between systems:
IPC:
Reclamation of contaminated soil > microbiologically or by using enzymes
CPC:
Reclamation of contaminated soil > microbiologically, or by using enzymes
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 B09,2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 776
- TAIHEIYO CEMENT CORPORATION 279
- BEIJING GEOENVIRON ENGINEERING & TECHNOLOGY 247
- ZHEJIANG UNIVERSITY 232
- CENTRAL SOUTH UNIVERSITY 212
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 208
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 203
- CHANGZHOU UNIVERSITY 172
- BCEG ENVIRONMENTAL REMEDIATION COMPANY 167
- UNI-CHARM CORPORATION JP 165
Top Applicants (CPC)
Class B09,2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 533
- UNI-CHARM CORPORATION JP 166
- CENTRAL SOUTH UNIVERSITY 160
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 151
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 147
- ZHEJIANG UNIVERSITY 144
- JX NIPPON MINING & METALS CORPORATION JP 141
- BEIJING GEOENVIRON ENGINEERING & TECHNOLOGY 139
- CHANGZHOU UNIVERSITY 128
- NANJING INSTITUTE OF ENVIRONMENTAL SCIENCES, MEE 124