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Tom Wheatley Valve Co.
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Bonnetless swing check valve
Patent number
5,341,840
Issue date
Aug 30, 1994
Tom Wheatley Valve Company
Ronald J. Manson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Subsea barrier valve
Patent number
5,010,919
Issue date
Apr 30, 1991
Tom Wheatley Valve Co.
Charles C. Partridge
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
74143472 - QUANTUM SEAL
Serial number
74143472
Filing date
Feb 25, 1991
Tom Wheatley Valve Company
6 - Common metals and their alloys
Information
Trademark
74077304 - TOM WHEATLEY
Serial number
74077304
Registration number
1669237
Filing date
Jul 11, 1990
Tom Wheatley Valve Co.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74074456 - TW
Serial number
74074456
Registration number
1691229
Filing date
Jul 2, 1990
Tom Wheatley Valve Co.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments