IPC Subgroup
E02D 5/24 Prefabricated piles
Introduced: September 1968
Last revised: January 2006
Full Title
Bulkheads, piles, or other structural elements specially adapted to foundation engineering > Piles > Prefabricated piles
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING
- Subclass:
- FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
4 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- E02D 5/26 made of timber with or without reinforcement; Means affording protection against spoiling of the wood; Self-cleaning of piles placed in water
- E02D 5/28 made of steel
- E02D 5/3 made of concrete or reinforced concrete or made of steel and concrete
- E02D 5/32 with arrangements for setting in position by fluid jets
Top Applicants
Top 10 applicants by patent filingsfor class E02, 2013–2023, worldwide · Source: EPO PATSTAT
- KOMATSU JP 3,549
- CATERPILLAR US 2,893
- HITACHI CONSTRUCTION MACHINERY COMPANY JP 2,390
- HITACHI CONSTRUCTION MACHINERY COMPANY 2,340
- POWERCHINA HUADONG ENGINEERING CORPORATION 2,336
- CHINA CONSTRUCTION EIGHTH ENGINEERING DIVISION 2,174
- SGCC(STATE GRID CORPORATION OF CHINA) 2,119
- HOHAI UNIVERSITY 1,821
- KOMATSU 1,775
- POWERCHINA GUIYANG ENGINEERING CORPORATION 1,725