Patent Assignment
Reel/Frame 015174/0922
Assignment of Assignor's Interest
Recorded: 2004-03-29
Pages: 3
Assignor
ZUPANICK, JOSEPH A.
Executed: 2004-03-24
Assignee
CDX GAS, LLC
5485 BELTLINE ROAD, SUITE 280, DALLAS, TEXAS, 75240-7656
Covered Property
(1)
System and method for controlling drill motor rotational speed
Application:
10/813,183 →
Publication:
US 2005/0211471
Related Assignments
(4)
Other recorded transfers of the patent 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 →
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 →