CPC Subgroup
E02D 27/32 Foundations for special purposes
Full Title
Foundations as substructures > Foundations for special purposes
11 direct subcodes
Child Classifications
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- E02D 27/34 Foundations for sinking or earthquake territories (building constructions with protection arrangements against earthquakes E04H9/02)
- E02D 27/35 Foundations formed in frozen ground, e.g. in permafrost soil
- E02D 27/36 Foundations formed in moors or bogs
- E02D 27/38 Foundations for large tanks, e.g. oil tanks
- E02D 27/40 Foundations for dams across valleys or for dam constructions
- E02D 27/42 Foundations for poles, masts or chimneys
- E02D 27/44 Foundations for machines, engines or ordnance (special layout of foundations with respect to machinery to be supported F16M9/00)
- E02D 27/46 Foundations for supply conduits or other canals
- E02D 27/48 Foundations inserted underneath existing buildings or constructions
- E02D 27/50 Anchored foundations
- E02D 27/52 Submerged foundations
Top Applicants
Top 10 applicants by patent filingsfor class E02, 2013–2023, worldwide · Source: EPO PATSTAT
- KOMATSU JP 3,939
- CATERPILLAR US 3,490
- HITACHI CONSTRUCTION MACHINERY COMPANY JP 2,553
- KOMATSU 1,789
- JOHN DEERE US 1,277
- HITACHI CONSTRUCTION MACHINERY COMPANY 1,102
- KOBELCO CONSTRUCTION MACHINERY COMPANY JP 1,014
- HOHAI UNIVERSITY 975
- CHINA MCC17 GROUP COMPANY 810
- VOLVO CONSTRUCTION EQUIPMENT SE 787