Patent Assignment
Reel/Frame 004152/0886
License
Recorded: 1983-07-29
Pages: 4
Assignor
BESON, JOHN
Executed: 1982-01-08
Assignee
Covered Property
(1)
Gate Valve Having a Secondary Seal
Patent:
4,377,273 →
Application:
06/235,120 →
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 23, 1988
From: BESON, JOHN
To: FOSTER OILFIELD EQUIPMENT CO.
Reel/Frame 004849/0431 →
License See Record for Details.
Mar 28, 1988
From: TRAVIS BANK & TRUST
To: FOSTER OILFIELD EQUIPMENT CO., A DE CORP.
Reel/Frame 004846/0627 →
Change of Name
Sep 26, 1994
From: FOSTER OILFIELD EQUIPMENT CO.
To: FOSTER VALVE CORPORATION
Reel/Frame 007150/0496 →
Assignment of Assignor's Interest
Aug 9, 1995
From: FOSTER VALVE CORPORATION
To: INGRAM CACTUS CO.
Reel/Frame 007570/0479 →
Assignment of Assignor's Interest
Aug 21, 1996
From: INGRAM CACTUS COMPANY
To: COOPER CAMERON CORPORATION
Reel/Frame 008113/0832 →