IP Library Assignment 024151/0654
Patent Assignment
Reel/Frame 024151/0654

Nunc Pro Tunc Assignment

Recorded: 2010-03-30 Pages: 3
Assignor
SEAMS, DOUGLAS P.
Executed: 2010-03-25
Assignee
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 190, DALLAS, TEXAS, 75254
Covered Properties (3)
Cavity Well System
Patent: 7,571,771 →
Application: 11/141,335 →
Publication: US 2006/0266521
Well bore cleaning
Application: 11/141,458 →
Publication: US 2006/0201714
Drilling normally to sub-normally pressured formations
Application: 11/141,459 →
Publication: US 2006/0201715
Related Assignments (8)
Other recorded transfers of the patents in this record — the chain of ownership.
Security Agreement May 10, 2006
From: CDX GAS, LLC
To: BANK OF MONTREAL, AS FIRST LIEN COLLATERAL AGENT
Reel/Frame 017596/0001 →
Security Agreement May 10, 2006
From: CDX GAS, LLC
To: CREDIT SUISSE, AS SECOND LIEN COLLATERAL AGENT
Reel/Frame 017596/0099 →
Assignment of Assignor's Interest May 15, 2006
From: PRATT, CHRISTOPHER A.
To: CDX GAS, LLC
Reel/Frame 017618/0755 →
Assignment of Assignor's Interest May 15, 2006
From: PRATT, CHRISTOPHER A.
To: CDX GAS, LLC
Reel/Frame 017618/0596 →
Assignment of Assignor's Interest May 15, 2006
From: PRATT, CHRISTOPHER A.
To: CDX GAS, LLC
Reel/Frame 017618/0607 →
Change of Name Nov 2, 2009
From: CDX GAS, LLC
To: VITRUVIAN EXPLORATION, LLC
Reel/Frame 023456/0198 →
Change of Name Dec 20, 2013
From: CDX GAS, LLC
To: VITRUVIAN EXPLORATION, LLC
Reel/Frame 031866/0777 →
Assignment of Assignor's Interest Feb 12, 2014
From: VITRUVIAN EXPLORATION, LLC
To: EFFECTIVE EXPLORATION LLC
Reel/Frame 032263/0664 →