Patent Assignment
Reel/Frame 013917/0327
Assignment of Assignor's Interest
Recorded: 2003-03-26
Pages: 4
Assignor
HUGHES, WILLIAM JAMES
Executed: 2003-03-24
Assignee
SUN STONE ENERGY
6619 EAST 114TH STREET, BIXBY, OKLAHOMA, 74008
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
Jan 22, 2009
From: SUNSTONE CORPORATION
To: SUNSTONE TECHNOLOGIES, LLC
Reel/Frame 022137/0199 →
Assignment of Assignor's Interest
Jan 26, 2009
From: HUGHES, WILLIAM JAMES
To: SUNSTONE CORPORATION
Reel/Frame 022162/0764 →