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PCE
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DIFF Subgroup
E04G 3/24

specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons (E04G3/28 takes precedence; )

Introduced: January 2006

Title

Titles differ between systems:

IPC: specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons

CPC: specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons (E04G3/28 takes precedence; )

Full Title

Full titles differ between systems:

IPC:

Scaffolds essentially supported by building constructions, e.g. adjustable in height > specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons

CPC:

Scaffolds essentially supported by building constructions, e.g. adjustable in height (E04G1/00 takes precedence ) > specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons (E04G3/28 takes precedence; )

CPC subdivides this area 3x more granularly than IPC with 2 additional codes.

2 codes are CPC-only extensions.

IPC defines codes here since 2006.

Child Classifications

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  • E04G 3/243 CPC only CPC only
  • E04G 3/246 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