CPC Main Group
E04G 1/00 Scaffolds primarily resting on the ground
Filing statistics
CPC E04G 1/00 belongs to the parent subclass E04G, which recorded 89,757 patent applications worldwide between 2013 and 2023. Annual filings grew from 2,785 in 2013 to 12,033 in 2023 (+332%), peaking at 13,202 applications in 2020. The most active applicants in class E04 are CHINA CONSTRUCTION EIGHTH ENGINEERING DIVISION (1,675 applications), CHINA MCC17 GROUP COMPANY (1,593 applications) and ZHEJIANG YASHA DECORATION COMPANY (1,551 applications).
Source: EPO PATSTAT, worldwide filings
10 direct subcodes
Child Classifications
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- E04G 1/02 composed essentially of members elongated in one dimension [1D] only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means
- E04G 1/14 Comprising essentially pre-assembled two-dimensional [2D] frame-like elements, e.g. of rods in L- or H-shape, with or without bracing (E04G1/15 takes precedence)
- E04G 1/15 essentially comprising special means for supporting or forming platforms (E04G1/20 takes precedence); Platforms (boards or planks therefor E04G5/08 )
- E04G 1/17 Comprising essentially pre-assembled three-dimensional [3D] elements, e.g. cubic elements
- E04G 1/18 adjustable in height
- E04G 1/24 comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels (component parts E04G5/00)
- E04G 1/28 designed to provide support only at a low height
- E04G 1/34 Scaffold constructions able to be folded in prismatic or flat parts or able to be turned down
- E04G 1/36 Scaffolds for particular parts of buildings or buildings of particular shape, e.g. for stairs, cupolas, domes
- E04G 1/38 Scaffolds partly supported by the building (ladders attachable to the structures E06C1/34)
Top Applicants
Top 10 applicants by patent filingsfor class E04, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINA CONSTRUCTION EIGHTH ENGINEERING DIVISION 1,675
- CHINA MCC17 GROUP COMPANY 1,593
- ZHEJIANG YASHA DECORATION COMPANY 1,551
- SGCC(STATE GRID CORPORATION OF CHINA) 1,297
- GOLD MANTIS FINE DECORATION TECHNOLOGY (SUZHOU) COMPANY 1,212
- SHENYANG JIANZHU UNIVERSITY 926
- VAELINGE INNOVATION SE 901
- CHINA MCC5 GROUP CORPORATION 894
- VKR HOLDING DK 854
- SHANGHAI BAOYE GROUP CORPORATION 753