Patent Assignment
Reel/Frame 020682/0176
Assignment of Assignor's Interest
Recorded: 2008-03-20
Pages: 29
Assignors
SMITH, RUSSELL J.
Executed: 2007-10-09
LOSCUTOVA, JOHN R.
Executed: 2007-10-17
COKER, CHRISTOPHER E.
Executed: 2007-10-17
BARRON, ANDREW R.
Executed: 2007-10-18
SKALA, ROBERT D.
Executed: 2007-10-17
WHITSITT, ELIZABETH A.
Executed: 2008-02-06
WIESNER, MARK
Executed: 2008-02-13
COSTANTINO, STEPHEN A.
Executed: 2008-02-07
BORDIA, RAJENDRA
Executed: 2008-02-21
Assignee
OXANE MATERIALS, INC.
467 WEST 38TH STREET, PINE FOREST OFFICE BUILDING #21, HOUSTON, TEXAS, 77018
Covered Property
(1)
Composition and Method for Making a Proppant
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Mar 24, 2010
From: OXANE MATERIALS, INC.
To: COMERICA BANK, A TEXAS BANKING ASSOCIATION
Reel/Frame 024120/0914 →
Security Agreement
Feb 28, 2014
From: OXANE MATERIALS, INC.
To: DELTA CENTAURI LLC
Reel/Frame 032367/0422 →
Release of Security Interest
Jul 9, 2015
From: COMERICA BANK
To: OXANE MATERIALS, INC.
Reel/Frame 036043/0417 →
Release of Security Interest
Jul 9, 2015
From: DELTA CENTAURI LLC
To: OXANE MATERIALS, INC.
Reel/Frame 036043/0665 →
Assignment of Assignor's Interest
Jul 23, 2015
From: OXANE MATERIALS, INC.
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 036174/0785 →