IP Library › Assignment 019825/0116
Patent Assignment
Reel/Frame 019825/0116

Merger

Recorded: 2007-09-14 Pages: 6
Assignor
PARTICLE DRILLING, INC.
Executed: 2004-04-30
Assignee
PARTICLE DRILLING TECHNOLOGIES, INC.
11757 KATY FREEWAY, SUITE 1300, HOUSTON, TEXAS, 77079
Covered Properties (2)
Drill Bit
Patent: 7,258,176 →
Application: 10/825,338 →
Publication: US 2006/0027398
Impact Excavation System and Method
Patent: 7,503,407 →
Application: 10/897,196 →
Publication: US 2006/0016622
Related Assignments (10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 23, 2004
From: TIBBITTS, GORDON A.; PADGETT, PAUL O.; CURLETT, HARRY B.; HARDER, NATHAN J.
To: PARTICLE DRILLING, INC.
Reel/Frame 015707/0028 →
Assignment of Assignor's Interest Sep 7, 2004
From: TIBBITTS, GORDON
To: PARTICLE DRILLING, INC.
Reel/Frame 015758/0801 →
Merger May 5, 2008
From: MEDXLINK CORP
To: PARTICLE DRILLING TECHNOLOGIES, INC.
Reel/Frame 020901/0701 →
Corrective Assignment to Correct the Nature of Conveyance Should Be Change of Name with Conveying Party Medxlink Corp to Particle Drilling Previously Recorded on Reel 020901 Frame 0701. Assignor(S) Hereby Confirms the Merger. May 12, 2008
From: MEDXLINK CORP
To: PARTICLE DRILLING TECHNOLOGIES, INC.
Reel/Frame 020936/0374 →
Merger May 28, 2008
From: PDTI ACQUISITION CORP
To: PARTICLE DRILLING TECHNOLOGIES, INC.
Reel/Frame 021007/0974 →
Merger May 28, 2008
From: PARTICLE DRILLING TECHNOLOGIES, INC.
To: MEDXLINK CORP
Reel/Frame 021008/0025 →
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 →