DIFF Subgroup
C14C 1/06 Facilitating unhairing, e.g. by painting, by liming
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Treating skins or hides with chemicals, enzymes or microorganisms prior to tanning > Facilitating unhairing, e.g. by painting, by liming
CPC:
Chemical treatment prior to tanning > Facilitating unhairing, e.g. by painting, by liming
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 C14,2013–2023, worldwide · Source: EPO PATSTAT
- SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGY 236
- SICHUAN UNIVERSITY 186
- XINGYE LEATHER TECHNOLOGY COMPANY 118
- NANTONG SIRUI ENGINEERING COMPANY 104
- HENAN PROSPER SKINS & LEATHER ENTERPRISE COMPANY 93
- LIAONING FUXIN NEW MATERIAL COMPANY 90
- FENGAN LEATHER COMPANY 70
- ZHANGZHOU XIANGZHOU LEATHER COMPANY 70
- STAHL INTERNATIONAL NL 68
- ZHEJIANG FUBANG GROUP COMPANY 61
Top Applicants (CPC)
Class C14,2013–2023, worldwide · Source: EPO PATSTAT
- SHAANXI UNIVERSITY OF SCIENCE AND TECHNOLOGY 183
- SICHUAN UNIVERSITY 135
- XINGYE LEATHER TECHNOLOGY COMPANY 93
- AGFA-GEVAERT BE 80
- MODERN MEADOW US 78
- XEROS GB 72
- STAHL INTERNATIONAL NL 69
- TFL LEDERTECHNIK DE 60
- MINKPAPIR DK 53
- EIKON TECHNOLOGIES HOLDING LU 51