Patent Assignment
Reel/Frame 021486/0388
Assignment of Assignor's Interest
Recorded: 2008-09-05
Pages: 3
Assignee
THRUBIT LLC
4905 CRANSWICK RD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Apparatus and System to Allow Tool Passage Ahead of a Bit
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.