Patent Assignment
Reel/Frame 022162/0764
Assignment of Assignor's Interest
Recorded: 2009-01-26
Pages: 5
Assignor
HUGHES, WILLIAM JAMES
Executed: 2003-03-24
Assignee
SUNSTONE CORPORATION
101 N. ROBINSON, SUITE 810, OKLAHOMA CITY, OKLAHOMA, 73102
Covered Property
(1)
Down Hole Drilling Assembly with Concentric Casing Actuated Jet Pump
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 26, 2003
From: RENFRO, JIMMIE JOSH
To: HUGHES, WILLIAM JAMES
Reel/Frame 013916/0700 →
Assignment of Assignor's Interest
Mar 26, 2003
From: HUGHES, WILLIAM JAMES
To: SUN STONE ENERGY
Reel/Frame 013917/0327 →
Assignment of Assignor's Interest
Jan 22, 2009
From: SUNSTONE CORPORATION
To: SUNSTONE TECHNOLOGIES, LLC
Reel/Frame 022137/0199 →