Patent Assignment
Reel/Frame 004511/0683
Assignment of Assignors Interest.
Recorded: 1986-01-27
Pages: 1
Covered Property
(1)
Pipeline Caliper Pig
Patent:
4,953,412 →
Application:
06/822,755 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 18, 1988
From: T. D. WILLIAMSON, INC.,
To: TDW DELAWARE, INC., A CORP. OF DE.
Reel/Frame 004915/0907 →
Security Agreement
Oct 11, 2005
From: T.D. WILLIAMSON, INC.; WILLIAMSON INTERNATIONAL CORP.; TDW DELWARE, INC.; TDW SERVICES, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 017065/0629 →