Patent Assignment
Reel/Frame 032020/0051
Assignment of Assignor's Interest
Recorded: 2014-01-15
Pages: 5
Assignors
CHATTERJEE, DILIP
Executed: 2013-11-15
PHAM, JODY
Executed: 2013-11-13
COKER, CHRISTOPHER E.
Executed: 2013-11-13
Assignee
OXANE MATERIALS, INC.
467 WEST 38TH STREET, PINE FOREST OFFICE BUILDING #21, HOUSTON, TEXAS, 77018
Covered Property
(1)
Light Weight Proppant with Improved Strength and Methods of Making Same
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Dec 10, 2014
From: OXANE MATERIALS, INC.
To: DELTA CENTAURI LLC
Reel/Frame 034468/0045 →
Assignment of Assignor's Interest
Jun 4, 2015
From: CHATTERJEE, DILIP; PHAM, JODY; WU, SHANGHUA; XIE, YUMING
To: OXANE MATERIALS, INC.
Reel/Frame 035783/0146 →
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 →