Patent Assignment
Reel/Frame 014695/0553
Assignment of Assignor's Interest
Recorded: 2003-11-17
Pages: 3
Assignor
WRIGHT, CHRISTOPHER A.
Executed: 2003-11-06
Assignee
WRIGHT, CHRISTOPHER A.
600 TOWNSEND STREET, SUITE 160, PINNACLE TECHNOLOGIES, INC., SAN FRANCISCO, CALIFORNIA, 94103
Covered Property
(1)
Mitigating Risk by Using Fracture Mapping to Alter Formation Fracturing Process
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 30, 2002
From: LEHMAN, LYLE V.
To: HALLIBURTON ENERGY SERVICES
Reel/Frame 013357/0438 →
Assignment of Assignor's Interest
Nov 3, 2005
From: WRIGHT, CHRISTOPHER A.
To: PINNACLE TECHNOLOGIES, INC.
Reel/Frame 016725/0829 →
Assignment of Assignor's Interest
Apr 6, 2009
From: PINNACLE TECHNOLOGIES, INC.
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 022520/0919 →