DIFF Main Group
C14C 13/00 Manufacture of special kinds or leather, e.g. vellum (chamois tanning C14C3/14)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Manufacture of special kinds of leather, e.g. vellum
CPC: Manufacture of special kinds or leather, e.g. vellum (chamois tanning C14C3/14)
Full Title
Full titles differ between systems:
IPC:
Manufacture of special kinds of leather, e.g. vellum
CPC:
Manufacture of special kinds or leather, e.g. vellum (chamois tanning C14C3/14)
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
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