IP Library › Assignment 015060/0802
Patent Assignment
Reel/Frame 015060/0802

Assignment of Assignor's Interest

Recorded: 2004-08-31 Pages: 8
Assignors
SORRELLS, GORDON G.
Executed: 2004-03-31
WARPINSKI, NORMAN R.
Executed: 2004-03-31
WRIGHT, CHRIS
Executed: 2004-03-30
DAVIS, ERIC
Executed: 2004-03-30
Assignee
PINNACLE TECHNOLOGIES, INC.
600 TOWNSEND STREET, SUITE 160W, SAN FRANCISCO, CALIFORNIA, 94103
Covered Properties (2)
Methods and Systems for Determining the Orientation of Natural Fractures
Patent: 6,985,816 →
Application: 10/674,937 →
Publication: US 2005/0060099
Microseismic source parameters
Application: 60/503,027 →
Related Assignments (1)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 6, 2009
From: PINNACLE TECHNOLOGIES, INC.
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 022520/0919 →