CPC Subgroup Additional Only
F17C 2223/03 characterised by the pressure level
Full Title
Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel > characterised by the pressure level
5 direct subcodes
Child Classifications
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- F17C 2223/031 Not under pressure, i.e. containing liquids or solids only
- F17C 2223/033 Small pressure, e.g. for liquefied gas
- F17C 2223/035 High pressure (>10 bar)
- F17C 2223/036 Very high pressure (>80 bar)
- F17C 2223/038 Subatmospheric pressure
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