Patent Assignment
Reel/Frame 026206/0924
Assignment of Assignor's Interest
Recorded: 2011-05-02
Pages: 3
Assignors
FANG, CHRISTOPHER Y.
Executed: 2011-01-21
XIE, YUMING
Executed: 2011-01-21
CHATTERJEE, DILIP K.
Executed: 2011-01-21
COKER, CHRISTOPHER E.
Executed: 2011-01-21
Assignee
OXANE MATERIALS, INC.
467 WEST 38TH STREET, PINE FOREST OFFICE BUILDING NO. 21, HOUSTON, TEXAS, 77018
Covered Property
(1)
Self-Toughened High-Strength Proppant and Methods Of Making Same
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Jul 19, 2012
From: OXANE MATERIALS, INC.
To: COMERICA BANK, A TEXAS BANKING ASSOCIATION
Reel/Frame 028598/0390 →
Security Agreement
Jun 28, 2013
From: OXANE MATERIALS, INC.
To: COMERICA BANK
Reel/Frame 030707/0501 →
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 →