Patent Assignment
Reel/Frame 023902/0067
Assignment of Assignor's Interest
Recorded: 2009-12-17
Pages: 4
Assignee
DTL ENGINEERING AND DESIGN, L.P.
9826 WHITHORN DRIVE, HOUSTON, TEXAS, 77095
Covered Property
(1)
Shuttle Valve
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.