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CPC Subgroup
E04G 11/54

of extensible type, with or without adjustable supporting shoes, fishplates, or the like

Full Title

Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs > for floors, ceilings, or roofs of plane or curved surfaces > Supporting structures for shutterings or frames for floors or roofs (struts E04G25/00) > Girders, beams, or the like as supporting members for forms (girders intended to form part of the construction E04C3/02; members, e.g. consoles, for attachment to the wall E04G17/16) > of extensible type, with or without adjustable supporting shoes, fishplates, or the like

1 direct subcode

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Top Applicants

Top 10 applicants by patent filingsfor class E04, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINA CONSTRUCTION EIGHTH ENGINEERING DIVISION 1,675
  2. CHINA MCC17 GROUP COMPANY 1,593
  3. ZHEJIANG YASHA DECORATION COMPANY 1,551
  4. SGCC(STATE GRID CORPORATION OF CHINA) 1,297
  5. GOLD MANTIS FINE DECORATION TECHNOLOGY (SUZHOU) COMPANY 1,212
  6. SHENYANG JIANZHU UNIVERSITY 926
  7. VAELINGE INNOVATION SE 901
  8. CHINA MCC5 GROUP CORPORATION 894
  9. VKR HOLDING DK 854
  10. SHANGHAI BAOYE GROUP CORPORATION 753