Patent Assignment
Reel/Frame 025719/0216
Assignment of Assignor's Interest
Recorded: 2011-01-31
Pages: 5
Assignors
WU, SHANGHUA
Executed: 2011-01-06
XIE, YUMING
Executed: 2011-01-06
CHATTERJEE, DILIP
Executed: 2011-01-06
COKER, CHRISTOPHER E.
Executed: 2011-01-11
Assignee
OXANE MATERIALS, INC.
467 WEST 38TH STREET, PINE FOREST OFFICE BUILDING NO. 21, HOUSTON, TEXAS, 77018
Covered Property
(1)
Ceramic Particles With Controlled Pore and/or Microsphere Placement and/or Size and Method Of Making Same
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Jul 21, 2011
From: OXANE MATERIALS, INC., A DELAWARE CORPORATION
To: COMERICA BANK, A TEXAS BANKING ASSOCIATION
Reel/Frame 026627/0887 →
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 →