Patent Assignment
Reel/Frame 019478/0141
Assignment of Assignor's Interest
Recorded: 2007-06-19
Pages: 4
Assignors
CUILLIER, BRUNO
Executed: 2007-05-07
DOURFAYE, ALFAZAZI
Executed: 2007-05-03
MAURSTAD, CARY
Executed: 2007-06-01
REESE, MIKE
Executed: 2007-06-01
THIGPEN, MIKE
Executed: 2007-06-07
PALASCHENKO, YURI A.
Executed: 2007-05-11
Assignee
VAREL INTERNATIONAL, LTD.
15800 INTERNATIONAL PLAZA DR., SUITE 150, HOUSTON, TEXAS, 77032
Covered Property
(1)
PDC cutter for high compressive strength and highly abrasive formations
Application:
11/643,718 →
Publication:
US 2007/0235230
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 20, 2007
From: VAREL INTERNATIONAL LTD.
To: VAREL INTERNATIONAL IND., L.P.
Reel/Frame 020276/0078 →
Security Agreement
Dec 21, 2007
From: VAREL INTERNATIONAL IND., L.P.
To: LEHMAN COMMERCIAL PAPER INC., AS COLLATERAL AGENT
Reel/Frame 020299/0001 →
Security Agreement
Mar 1, 2011
From: VAREL INTERNATIONAL IND., L.P.
To: DRILLBIT WCF LIMITED
Reel/Frame 025877/0447 →
Notice of Substitution of Agent in Intellectual Property
Sep 16, 2011
From: LEHMAN COMMERCIAL PAPER INC.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 027127/0635 →
Release of Security Interest
Sep 27, 2011
From: DRILLBIT WCF LIMITED
To: VAREL INTERNATIONAL IND., L.P.
Reel/Frame 026972/0575 →
Release of Security Interest
Jan 16, 2013
From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
To: VAREL INTERNATIONAL IND., L.P.
Reel/Frame 029644/0462 →