DIFF Subgroup
B44C 1/02 Pyrography
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Processes, not specifically provided for elsewhere, for producing decorative surface effects > Pyrography
CPC:
Processes, not specifically provided for elsewhere, for producing decorative surface effects (decorating textiles D06Q) > Pyrography
No child classifications to compare. This is a leaf node in both IPC and CPC.
Top Applicants
Top Applicants (IPC)
Class B44,2013–2023, worldwide · Source: EPO PATSTAT
- FLOORING TECHNOLOGIES MT 248
- UNILIN BE 248
- DNP (DAINIPPON PRINTING COMPANY) 244
- FLOORING INDUSTRIES LIMITED LU 196
- VAELINGE INNOVATION SE 188
- XINXIANG UNIVERSITY 174
- AKZENTA PANEELE + PROFILE DE 171
- LEONHARD KURZ STIFTUNG & COMPANY DE 169
- DNP (DAINIPPON PRINTING COMPANY) JP 163
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 149
Top Applicants (CPC)
Class B44,2013–2023, worldwide · Source: EPO PATSTAT
- DNP (DAINIPPON PRINTING COMPANY) JP 316
- FLOORING TECHNOLOGIES MT 291
- UNILIN BE 269
- FLOORING INDUSTRIES LIMITED LU 225
- LEONHARD KURZ STIFTUNG & COMPANY DE 208
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 195
- AKZENTA PANEELE + PROFILE DE 187
- SICPA HOLDING CH 169
- TOPPAN PRINTING COMPANY JP 144
- HUECK RHEINISCHE DE 138