E02B 3/04 Structures or apparatus for, or methods of, protecting banks, coasts, or harbours ( sealing or joints E02B3/16 )
Introduced: September 1968
Title
Titles differ between systems:
IPC: Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
CPC: Structures or apparatus for, or methods of, protecting banks, coasts, or harbours ( sealing or joints E02B3/16 )
Full Title
Full titles differ between systems:
Engineering work in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering work in general > Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites (barrages or weirs E02B7/00); Sealings or joints for engineering works in general > Structures or apparatus for, or methods of, protecting banks, coasts, or harbours ( sealing or joints E02B3/16 )
Of 6 combined children, 3 exist in both systems.
3 codes are CPC-only extensions.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E02B 3/06 Moles; Piers; Quays; Quay walls; Groynes; Breakwaters +3 CPC IPC+CPC Available in IPC and CPC
- E02B 3/10 Dams; Dykes; Sluice ways or other structures for dykes, dams, or the like (making embankments or dams in general E02D17/18) +2 CPC IPC+CPC Available in IPC and CPC
- E02B 3/12 Revetment of banks, dams, watercourses, or the like, (of slopes in general E02D17/20) +4 CPC IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
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
Top Applicants (CPC)
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