Patent Assignment
Reel/Frame 023606/0925
Assignment of Assignor's Interest
Recorded: 2009-12-04
Pages: 4
Assignors
SHI, GENBAO
Executed: 2009-01-09
CUNNINGHAM, RICHARD L.
Executed: 2009-01-05
YARUS, JEFFFREY M.
Executed: 2009-01-09
Assignee
LANDMARK GRAPHICS CORPORATION, A HALLIBURTON COMPANY
P. O. BOX 42806, HOUSTON, TEXAS, 77242
Covered Property
(1)
Systems and Methods for Computing and Validating a Variogram Model
Application:
12/605,945 →
Publication:
US 2010/0121622
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Correct the Name of One of the Assignors Previously Recorded on Reel 023606 Frame 0925. Assignor(S) Hereby Confirms the Incorrect Name of Assignor-Richard L. Cunningham Should Be Richard L. Chambers.
May 20, 2010
From: SHI, GENBAO; CHAMBERS, RICHARD L.; YARUS, JEFFREY M.
To: LANDMARK GRAPHICS CORPORATION, A HALLIBURTON COMPANY
Reel/Frame 024417/0681 →
Corrective Assignment to Correct the Assignee Previously Recorded on Reel 024417 Frame 0681. Assignor(S) Hereby Confirms the Assignment.
Nov 6, 2011
From: SHI, GENBAO; CHAMBERS, RICHARD L; YARUS, JEFFREY M.
To: LANDMARK GRAPHICS CORPORATION
Reel/Frame 027181/0794 →