Patent Assignment
Reel/Frame 025715/0704
Assignment of Assignor's Interest
Recorded: 2011-01-28
Pages: 5
Assignors
HARRINGTON, DAVID
Executed: 2011-01-17
GALLIFET, THOMAS
Executed: 2011-01-17
LU, XIAOBIN
Executed: 2011-01-19
Assignee
VAREL INTERNATIONAL, IND., L.P.
1625 WEST CROSBY, SUITE 124, CARROLLTON, TEXAS, 75006
Covered Property
(1)
Method and Apparatus for Reducing Lubricant Pressure Pulsation Within a Rotary Cone Rock 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 →
Assignment of Assignor's Interest
Jan 29, 2021
From: VAREL INTERNATIONAL IND., L.P.
To: SANDVIK MINING AND CONSTRUCTION TOOLS AB
Reel/Frame 055073/0163 →