CPC Subgroup Additional Only
F17C 2209/23 Manufacturing of particular parts or at special locations
Full Title
Vessel construction, in particular methods of manufacturing > Manufacturing of particular parts or at special locations
3 direct subcodes
Child Classifications
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- F17C 2209/232 of walls
- F17C 2209/234 of closing end pieces, e.g. caps
- F17C 2209/238 Filling of insulants
Top Applicants
Top 10 applicants by patent filingsfor class F17, 2013–2023, worldwide · Source: EPO PATSTAT
- GAZ TRANSPORT ET TECHNIGAZ FR 1,718
- L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGES CLAUDE FR 1,633
- DAEWOO SHIPBUILDING & MARINE ENGINEERING COMPANY KR 1,570
- SAMSUNG HEAVY INDUSTRIES KR 1,174
- HYUNDAI HEAVY INDUSTRIES COMPANY KR 988
- LINDE DE 757
- ROBERT BOSCH DE 696
- BMW (BAYERISCHE MOTOREN WERKE) DE 523
- TOYOTA MOTOR CORPORATION JP 515
- KAWASAKI HEAVY IND JP 456