IP Library › Assignment 021609/0161
Patent Assignment
Reel/Frame 021609/0161

Assignment of Assignor's Interest

Recorded: 2008-09-30 Pages: 4
Assignors
SKALA, ROBERT D.
Executed: 2008-09-29
LOSCUTOVA, JOHN R.
Executed: 2008-09-29
COKER, CHRISTOPHER E.
Executed: 2008-09-29
Assignee
OXANE MATERIALS, INC.
467 WEST 38TH STREET, PINE FOREST BUILDING PARK #21, HOUSTON, TEXAS, 77018
Covered Property (1)
Proppants with Carbide and/or Nitride Phases
Patent: 8,047,288 →
Application: 12/176,029 →
Publication: US 2009/0038797
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement Mar 24, 2010
From: OXANE MATERIALS, INC.
To: COMERICA BANK, A TEXAS BANKING ASSOCIATION
Reel/Frame 024120/0914 →
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 →