Patent Assignment
Reel/Frame 025080/0401
Assignment of Assignor's Interest
Recorded: 2010-10-01
Pages: 4
Assignor
BOUAPHANH, INPENG
Executed: 2010-09-28
Assignee
VAREL INTERNATIONAL, IND., L.P.
1625 WEST CROSBY, SUITE 124, CARROLLTON, TEXAS, 75006
Covered Property
(1)
Wear Resistant Material for the Shirttail Outer Surface of a Rotary Cone Drill Bit
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Apr 19, 2011
From: VAREL INTERNATIONAL IND., L.P.
To: DRILLBIT WCF LIMITED
Reel/Frame 026151/0403 →
Security Agreement
Sep 26, 2011
From: VAREL INTERNATIONAL IND., L.P.
To: DRILLBIT WCF II LIMITED
Reel/Frame 026970/0678 →
Release of Security Interest
Feb 8, 2012
From: DRILLBIT WCF II LIMITED
To: VAREL INTERNATIONAL IND., L.P.
Reel/Frame 027787/0370 →
Patent Security Agreement
Jan 23, 2013
From: VAREL INTERNATIONAL IND., L.P.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH, AS COLLATERAL AGENT
Reel/Frame 029682/0024 →
Security Agreement
Jan 31, 2013
From: VAREL INTERNATIONAL ENERGY FUNDING CORP.
To: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH
Reel/Frame 029731/0721 →
Release of Security Interest
Jun 4, 2014
From: CREDIT SUISSE AG, CAYMAN ISLAND BRANCH
To: VAREL INTERNATIONAL IND., L.P
Reel/Frame 033083/0969 →
Security Interest
Jun 30, 2020
From: VAREL INTERNATIONAL IND., LLC
To: INVESTEC BANK PLC
Reel/Frame 053090/0860 →