IP Library › Assignment 015707/0028
Patent Assignment
Reel/Frame 015707/0028

Assignment of Assignor's Interest

Recorded: 2004-08-23 Pages: 11
Assignors
TIBBITTS, GORDON A.
Executed: 2004-06-14
PADGETT, PAUL O.
Executed: 2004-06-21
CURLETT, HARRY B.
Executed: 2004-06-16
HARDER, NATHAN J.
Executed: 2004-06-14
CURLETT, SAMUEL R.
Executed: 2004-08-13
Assignee
PARTICLE DRILLING, INC.
808 TRAVIS, SUITE 850, HOUSTON, TEXAS, 77002
Covered Property (1)
Drill Bit
Patent: 7,258,176 →
Application: 10/825,338 →
Publication: US 2006/0027398
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Sep 14, 2007
From: PARTICLE DRILLING, INC.
To: PARTICLE DRILLING TECHNOLOGIES, INC.
Reel/Frame 019825/0116 →
Merger May 30, 2008
From: PDTI ACQUISITION CORP
To: PARTICLE DRILLING TECHNOLOGIES, INC.
Reel/Frame 021018/0268 →
Merger May 30, 2008
From: PARTICLE DRILLING TECHNOLOGIES, INC.
To: MEDXLINK CORP
Reel/Frame 021018/0274 →
Change of Name May 30, 2008
From: MEDXLINK CORP
To: PARTICLE DRILLING TECHNOLOGIES, INC.
Reel/Frame 021018/0291 →
Assignment of Assignor's Interest Oct 9, 2009
From: PARTICLE DRILLING TECHNOLOGIES, INC.
To: PDTI HOLDINGS, LLC
Reel/Frame 023348/0522 →