IP Library › Assignment 025499/0424
Patent Assignment
Reel/Frame 025499/0424

Assignment of Assignor's Interest

Recorded: 2010-12-14 Pages: 4
Assignors
XIE, YUMING
Executed: 2010-12-10
CHATTERJEE, DILIP
Executed: 2010-12-10
COKER, CHRISTOPHER E.
Executed: 2010-12-10
FANG, CHRISTOPHER Y.
Executed: 2010-12-10
Assignee
OXANE MATERIALS, INC.
467 WEST 38TH STREET, PINE FOREST OFFICE BUILDING NO. 21, HOUSTON, TEXAS, 77018
Covered Property (1)
Proppant Having a Glass-Ceramic Material
Patent: 8,178,476 →
Application: 12/967,784 →
Publication: US 2011/0146985
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 →