IP Library Assignment 025593/0635
Patent Assignment
Reel/Frame 025593/0635

Assignment of Assignor's Interest

Recorded: 2011-01-06 Pages: 3
Assignors
HARRIS, MICHAEL J.
Executed: 2009-11-17
STULBERG, MARTIN ALFRED
Executed: 2009-11-17
Assignee
ENHANCED OILFIELD TECHNOLOGIES, LLC
7223 EMPIRE CENTRAL, HOUSTON, TEXAS, 77040
Covered Property (1)
Anchor and Hydraulic Setting Assembly
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 6, 2011
From: HARRIS, MICHAEL J.; STULBERG, MARTIN ALFRED
To: ENHANCED OILFIELD TECHNOLOGIES, LLC
Reel/Frame 025593/0696 →
Merger Jan 6, 2011
From: ENHANCED OILFIELD TECHNOLOGIES, LLC
To: KEY ENERGY SERVICES, LLC
Reel/Frame 025593/0862 →
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 →
Nunc Pro Tunc Assignment Jun 6, 2016
From: KEY ENERGY SERVICES, LLC
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 038895/0502 →