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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
11/29/2011
Application #:
12272924
Filing Dt:
11/18/2008
Publication #:
Pub Dt:
05/20/2010
Inventors:
Krystian K. Maskos, Michael R. French
Title:
SYSTEMS AND METHODS FOR MITIGATING ANNULAR PRESSURE BUILDUP IN AN OIL OR GAS WELL
Assignment: 1
Reel/Frame:
022186/0280Recorded: 01/28/2009Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/08/2009
Exec Dt:
01/12/2009
Assignee:
P.O. BOX 6006
SAN RAMON, CALIFORNIA 94583-0806
Correspondent:
EDWARD MICKELSON
CHEVRON SERVICES COMPANY
LAW DEPT. INTELLECTUAL PROPERTY GROUP
P.O. BOX 4368
HOUSTON, TX 77210-4368

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