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IPC Subgroup
E04G 1/18

adjustable in height

Introduced: September 1968

Last revised: January 2006

Full Title

Scaffolds primarily resting on the ground > adjustable in height

Classification Context

Section:
FIXED CONSTRUCTIONS
Class:
BUILDING
Subclass:
SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS

Related Keywords

TELESCOPIC scaffolds

2 direct subcodes

Child Classifications

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  • E04G 1/2 Scaffolds comprising upright members and provision for supporting cross-members or platforms at different positions therealong
  • E04G 1/22 Scaffolds having a platform on an extensible sub-structure, e.g. of telescopic type or with lazy-tongs mechanism

Top Applicants

Top 10 applicants by patent filingsfor 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