IP Library Assignment 019058/0750
Patent Assignment
Reel/Frame 019058/0750

Assignment of Assignor's Interest

Recorded: 2007-03-23 Pages: 11
Assignors
SMITH, RUSSELL J.
Executed: 2006-11-09
LOSCUTOVA, JOHN R.
Executed: 2006-11-09
WHITSITT, ELIZABETH A.
Executed: 2007-02-16
COKER, CHRISTOPHER E.
Executed: 2006-11-06
BARRON, ANDREW R.
Executed: 2006-11-09
WIESNER, MARK
Executed: 2007-02-22
COSTANTINO, STEPHEN A.
Executed: 2006-08-09
BORDIA, RAJENDRA
Executed: 2007-02-27
Assignee
OXANE MATERIALS, INC.
467 WEST 38TH STREET, PINE FOREST BUILDING PARK #21, HOUSTON, TEXAS, 77018
Covered Property (1)
Composition and Method for Making a Proppant
Patent: 7,491,444 →
Application: 11/498,527 →
Publication: US 2007/0166541
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 →