DIFF Subgroup
A41D 31/02 Layered materials (characterised by special function or use A41D31/04)
Introduced: July 1974
Title
Titles differ between systems:
IPC: Layered materials
CPC: Layered materials (characterised by special function or use A41D31/04)
Full Title
Full titles differ between systems:
IPC:
Materials specially adapted for outerwear > Layered materials
CPC:
Materials specially adapted for outerwear > Layered materials (characterised by special function or use A41D31/04)
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class A41,2013–2023, worldwide · Source: EPO PATSTAT
- NIKE US 840
- NIKE INNOVATE US 719
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 444
- SGCC(STATE GRID CORPORATION OF CHINA) 351
- HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY 287
- TORAY INDUSTRIES JP 257
- JIANGXI INSTITUTE OF FASHION TECHNOLOGY 248
- ZHEJIANG SCI TECH UNIVERSITY 235
- GUANGDONG COSMO-LADY INDUSTRIAL COMPANY 219
- GUNZE 218
Top Applicants (CPC)
Class A41,2013–2023, worldwide · Source: EPO PATSTAT
- NIKE US 986
- NIKE INNOVATE US 935
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 660
- TORAY INDUSTRIES JP 294
- NIKE INNOVATE 268
- 耐克创新有限合伙公司 200
- ANSELL AU 191
- NIKE INNOVATE NL 191
- ADIDAS DE 174
- KANEKA CORPORATION JP 172