Patent Assignment
Reel/Frame 024732/0989
Assignment of Assignor's Interest
Recorded: 2010-07-23
Pages: 2
Assignor
TIBBITTS, GORDON
Executed: 2009-12-29
Assignee
PDTI HOLDINGS, LLC
5611 BAIRD COURT, HOUSTON, TEXAS, 77041
Covered Property
(1)
Impact Excavation System and Method Using a Drill Bit with Junk Slots
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.