Patent Assignment
Reel/Frame 004299/0531
Assignment of Assignors Interest.
Recorded: 1984-08-14
Pages: 2
Assignor
BOEKER, ROY A.
Executed: 1984-08-13
Assignee
CACTUS PIPE & SUPPLY CO., A CORP OF TX
8335 MARKET STREET,, HOUSTON,, TEXAS, 77029
Covered Property
(1)
Metal Seal for Wellhead Apparatus
Patent:
4,646,845 →
Application:
06/640,719 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.