IP Library › Assignment 023968/0249
Patent Assignment
Reel/Frame 023968/0249

Assignment of Assignor's Interest

Recorded: 2010-02-04 Pages: 3
Assignors
HARRIS, MICHAEL J.
Executed: 2010-02-04
STULBERG, MARTIN ALFRED
Executed: 2010-02-04
Assignee
ENHANCED OILFIELD TECHNOLOGIES, LLC
7223 EMPIRE CENTRAL, HOUSTON, TEXAS, 77040
Covered Property (1)
Hydraulic Setting Assembly
Patent: 8,453,729 →
Application: 12/658,226 →
Publication: US 2010/0252252
Related Assignments (13)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jan 5, 2011
From: ENHANCED OILFIELD TECHNOLOGIES, LLC
To: KEY ENERGY SERVICES, LLC
Reel/Frame 025590/0062 →
Patent Security Agreement Supplement Between Key Energy Servixes, Llc and Bank of America, Dated 1/14/2011 Jan 24, 2011
From: KEY ENERGY SERVICES, LLC
To: BANK OF AMERICA NATIONAL ASSOCIATION
Reel/Frame 025676/0857 →
Security Interest Jun 1, 2015
From: KEY ENERGY SERVICES, LLC
To: CORTLAND CAPITAL MARKET SERVICES LLC, AS AGENT
Reel/Frame 035801/0073 →
Security Interest Jun 2, 2015
From: KEYSTONE ENERGY SERVICES, LLC
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 035814/0158 →
Corrective Assignment to Correct the Assignor Name Previously Recorded at Reel: 035814 Frame: 0158. Assignor(S) Hereby Confirms the Security Interest. Aug 6, 2015
From: KEY ENERGY SERVICES, LLC
To: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 036284/0840 →
Release of Security Interest in Patents Feb 24, 2016
From: BANK OF AMERICA, N.A., AS PAYING AGENT
To: KEY ENERGY SERVICES, LLC
Reel/Frame 037903/0296 →
Release of Security Interest in Specified Patents and Trademarks Mar 29, 2016
From: BANK OF AMERICA, N.A., AS ADMINISTRATIVE AGENT
To: KEY ENERGY SERVICES, LLC
Reel/Frame 038299/0018 →
Release of Security Interest Mar 29, 2016
From: CORTLAND CAPITAL MARKETS LLC
To: KEY ENERGY SERVICES, LLC
Reel/Frame 038123/0932 →
Nunc Pro Tunc Assignment Jun 6, 2016
From: KEY ENERGY SERVICES, LLC
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 038895/0502 →
Release of Security Interest Dec 15, 2016
From: BANK OF AMERICA, N.A.
To: KEY ENERGY SERVICES, LLC
Reel/Frame 040995/0825 →
Release of Security Interest Dec 16, 2016
From: CORTLAND CAPITAL MARKET SERVICES LLC
To: KEY ENERGY SERVICES, LLC
Reel/Frame 040996/0899 →
After-Acquired Intellectual Property Security Agreement Mar 6, 2020
From: KEY ENERGY SERVICES, LLC
To: BANK OF AMERICA, N.A., AS AGENT
Reel/Frame 052114/0428 →
Intellectual Property Security Agreement Mar 6, 2020
From: KEY ENERGY SERVICES, LLC
To: CORTLAND PRODUCTS CORP., AS AGENT
Reel/Frame 052116/0904 →