CPC Subgroup Additional Only
E04F 2201/01 Joining sheets, plates or panels with edges in abutting relationship
Full Title
Joining sheets or plates or panels > Joining sheets, plates or panels with edges in abutting relationship
6 direct subcodes
Child Classifications
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- E04F 2201/0107 by moving the sheets, plates or panels substantially in their own plane, perpendicular to the abutting edges
- E04F 2201/0123 by moving the sheets, plates or panels parallel to the abutting edges
- E04F 2201/0138 by moving the sheets, plates or panels perpendicular to the main plane
- E04F 2201/0153 by rotating the sheets, plates or panels around an axis which is parallel to the abutting edges, possibly combined with a sliding movement
- E04F 2201/0169 by rotating the sheets, plates or panels around an axis which is perpendicular to the abutting edges and parallel to the main plane, possibly combined with a sliding movement
- E04F 2201/0184 by rotating the sheets, plates or panels around an axis which is perpendicular to the abutting edges and perpendicular to the main plane, possibly combined with a sliding movement
Top Applicants
Top 10 applicants by patent filingsfor class E04, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINA CONSTRUCTION EIGHTH ENGINEERING DIVISION 1,675
- CHINA MCC17 GROUP COMPANY 1,593
- ZHEJIANG YASHA DECORATION COMPANY 1,551
- SGCC(STATE GRID CORPORATION OF CHINA) 1,297
- GOLD MANTIS FINE DECORATION TECHNOLOGY (SUZHOU) COMPANY 1,212
- SHENYANG JIANZHU UNIVERSITY 926
- VAELINGE INNOVATION SE 901
- CHINA MCC5 GROUP CORPORATION 894
- VKR HOLDING DK 854
- SHANGHAI BAOYE GROUP CORPORATION 753