Patent Assignment
Reel/Frame 006688/0499
Assignment of Assignor's Interest
Recorded: 1993-09-03
Pages: 4
Assignor
WAGONER, ROBERT BOYD
Executed: 1993-08-27
Assignee
MATRIX SERVICE, INC.
10701 EAST UTE, TULSA, OKLAHOMA, 74116
Covered Property
(1)
Peripheral Seal Device for Floating Tank Cover
Patent:
5,351,848 →
Application:
08/115,816 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.