Patent Assignment
Reel/Frame 023334/0607
Corrective Assignment to Correct the Name of the Assignor, Previously Recorded on Reel 021879 Frame 0795.
Recorded: 2009-10-06
Pages: 6
Assignors
DVORKIN, JACK
Executed: 2008-11-20
DERZHI, NAUM
Executed: 2008-11-20
ARMBRUSTER, MEGHAN
Executed: 2008-11-20
FANG, QIAN
Executed: 2008-11-20
WOJCIK, ZBIGNIEW
Executed: 2008-11-20
Assignee
INGRAIN, INC.
3733 WESTHEIMER RD., SUITE 200, HOUSTON, TEXAS, 77027
Covered Property
(1)
Method for Determining in-Situ Relationships Between Physical Properties of a Porous Medium from a Sample Thereof
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 24, 2008
From: DERZHI, NAUM; DVORKIN, JACK; ARMBRUSTER, MEGHAN; FANG, QIAN
To: INGRAIN, INC.
Reel/Frame 021879/0795 →
Security Interest
Jan 23, 2015
From: INGRAIN, INC.
To: COMERICA BANK
Reel/Frame 034797/0255 →
Security Interest
Sep 1, 2016
From: INGRAIN, INC.
To: GEMCAP LENDING I, LLC
Reel/Frame 039973/0886 →
Release of Security Interest
Jul 5, 2017
From: COMERICA BANK
To: INGRAIN, INC.
Reel/Frame 042900/0176 →
Release of Security Interest
Jul 5, 2017
From: GEMCAP LENDING I, LLC
To: INGRAIN, INC.
Reel/Frame 043090/0263 →
Assignment of Assignor's Interest
Sep 6, 2018
From: INGRAIN, INC.
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 047024/0084 →