Patent Assignment
Reel/Frame 028788/0001
Assignment of Assignor's Interest
Recorded: 2012-08-15
Pages: 4
Assignors
FANG, CHRISTOPHER Y.
Executed: 2012-07-26
CHATTERJEE, DILIP K.
Executed: 2012-07-18
SKALA, ROBERT D.
Executed: 2012-07-20
COKER, CHRISTOPHER E.
Executed: 2012-07-12
LOSCUTOVA, JOHN R.
Executed: 2012-07-30
Assignee
OXANE MATERIALS, INC.
467 WEST 38TH STREET, PINE FOREST OFFICE BUILDING NO. 21, HOUSTON, TEXAS, 77018
Covered Property
(1)
Low Surface Friction Proppants
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Jun 28, 2013
From: OXANE MATERIALS, INC.
To: COMERICA BANK
Reel/Frame 030707/0501 →
Corrective Assignment to Correct the Error in the Recordation of a Security Agreement Previously Recorded on Reel 030707 Frame 0501. Assignor(S) Hereby Confirms the Security Interest in Pat. App. 13/548243 and Requests Removal of Pat. App. 12/548243.
Jul 30, 2013
From: OXANE MATERIALS, INC.
To: COMERICA BANK
Reel/Frame 030937/0878 →
Security Interest
Dec 10, 2014
From: OXANE MATERIALS, INC.
To: DELTA CENTAURI LLC
Reel/Frame 034468/0045 →
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 →