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DIFF Main Group
E04G 17/00

Connecting or other auxiliary members for forms, falsework structures, or shutterings

Introduced: September 1968

Of 12 combined children, 6 exist in both systems.

6 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • E04G 17/001 CPC only CPC only
  • E04G 17/002 CPC only CPC only
  • E04G 17/004 CPC only CPC only
  • E04G 17/005 CPC only CPC only
  • E04G 17/007 CPC only CPC only
  • E04G 17/02 Connecting or fastening means for non-metallic forming or stiffening elements IPC+CPC Available in IPC and CPC
  • E04G 17/14 Bracing or strutting arrangements for formwalls; Devices for aligning forms (E04G25/00 takes precedence; ) IPC+CPC Available in IPC and CPC
  • E04G 17/16 Members, e.g. consoles, for attachment to the wall to support girders, beams, or the like carrying forms or moulds for floors, lintels, or transoms IPC+CPC Available in IPC and CPC
  • E04G 17/18 Devices for suspending or anchoring form elements to girders placed in ceilings, e.g. hangers IPC+CPC Available in IPC and CPC
  • E04G 2017/008 2nd only CPC only CPC only

Top Applicants

Top Applicants (IPC)

Class E04,2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINA CONSTRUCTION EIGHTH ENGINEERING DIVISION 6,575
  2. ZHEJIANG YASHA DECORATION COMPANY 4,488
  3. SGCC(STATE GRID CORPORATION OF CHINA) 4,427
  4. CHINA CONSTRUCTION SECOND ENGINEERING BUREAU 4,352
  5. CHINA MCC17 GROUP COMPANY 3,122
  6. GOLD MANTIS FINE DECORATION TECHNOLOGY (SUZHOU) COMPANY 2,605
  7. SHENYANG JIANZHU UNIVERSITY 2,420
  8. CHINA CONSTRUCTION SEVENTH ENGINEERING DIVISION COMPANY 2,284
  9. CHINA CONSTRUCTION FIFTH ENGINEERING DIVISION CORPORATION 2,008
  10. CHINA CONSTRUCTION FIRST BUILDING (GROUP) CORPORATION 1,967

Top Applicants (CPC)

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