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CPC Subclass Not Allocatable
E04G

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

Description

E04G encompasses temporary and permanent structural support systems, molds, and equipment used in construction and building maintenance. This subclass covers scaffolding structures, formwork systems (shuttering), bracing, and shoring devices essential for erecting, modifying, or demolishing buildings and structures. It also includes handling equipment and mechanical aids for transporting building materials on-site, as well as tools and techniques for repair, renovation, and demolition of existing buildings. Related specialized building techniques (such as pile-driving or dredging) are classified elsewhere.

14 direct subcodes

Child Classifications

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  • E04G 27/00 Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps (for scaffolds E04G5/10; gangways B63; lifts B66)

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