Covered Property (1)

Related Assignments (12)

Other recorded transfers of the patent in this record — the chain of ownership.

Corrective Assignment to Correct the Assignee's Name to Varel International Ind., L.P. the Assignment Was Previously Recorded on Reel 018305 Frame 0130. Assignor(S) Hereby Confirms the Assignment.. Oct 4, 2006

From: MENSA-WILMOT, GRAHAM

To: VAREL INTERNATIONAL IND., L.P.

Reel/Frame 018348/0437 →

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 →

Security Agreement Sep 26, 2011

From: VAREL INTERNATIONAL IND., L.P.

To: DRILLBIT WCF II LIMITED

Reel/Frame 026970/0678 →

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 Feb 8, 2012

From: DRILLBIT WCF II LIMITED

To: VAREL INTERNATIONAL IND., L.P.

Reel/Frame 027787/0370 →

Release of Security Interest Jan 16, 2013

From: CREDIT SUISSE AG, CAYMAN ISLANDS BRANCH

To: VAREL INTERNATIONAL IND., L.P.

Reel/Frame 029644/0462 →

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 →