Patent Assignment
Reel/Frame 021022/0123
Assignment of Assignor's Interest
Recorded: 2008-05-30
Pages: 6
Assignors
CURLETT, HARRY
Executed: 2000-09-15
SHARP, DAVID
Executed: 2000-09-18
GREGORY, MARVIN
Executed: 2000-09-18
Assignee
CURLETT FAMILY LIMITED PARTNERSHIP
3101 BIG HORN AVENUE, CODY, WYOMING, 82414
Covered Property
(1)
Impact Excavation System and Method with Injection System
Related Assignments
(9)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 16, 2008
From: HARDER, NATHAN J.; PADGETT, PAUL O.
To: PARTICLE DRILLING TECHNOLOGIES, INC.
Reel/Frame 020960/0949 →
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 →
Articles/Certificate of Correction
May 30, 2008
From: PRODRIL ACQUISITION COMPANY
To: PRODRIL ACQUISITION COMPANY, INC.
Reel/Frame 021018/0437 →
Assignment and Assumption Agreement
May 30, 2008
From: CURLETT FAMILY LIMITED PARTNERSHIP LTD.
To: PRODRIL ACQUISITION COMPANY
Reel/Frame 021024/0038 →
Merger
May 30, 2008
From: PARTICLE DRILLING, INC.
To: PARTICLE DRILLING TECHNOLOGIES, INC.
Reel/Frame 021040/0703 →
Articles of Amendment
May 30, 2008
From: PRODRIL ACQUISITION COMPANY, INC.
To: PARTICLE DRILLING, INC.
Reel/Frame 021040/0725 →
Assignment of Assignor's Interest
Oct 9, 2009
From: PARTICLE DRILLING TECHNOLOGIES, INC.
To: PDTI HOLDINGS, LLC
Reel/Frame 023348/0522 →