IP Library Assignment 021027/0956
Patent Assignment
Reel/Frame 021027/0956

Assignment of Assignor's Interest

Recorded: 2008-06-02 Pages: 5
Assignor
TIBBITTS, GORDON A.
Executed: 2008-06-02
Assignee
PARTICLE DRILLING TECHNOLOGIES, INC.
5611 BAIRD CT, HOUSTON, TEXAS, 77041
Covered Property (1)
Impact Excavation System and Method with Suspension Flow Control
Application: 12/033,829 →
Publication: US 2008/0196944
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 9, 2009
From: PARTICLE DRILLING TECHNOLOGIES, INC.
To: PDTI HOLDINGS, LLC
Reel/Frame 023348/0522 →