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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
02/12/2013
Application #:
13015761
Filing Dt:
01/28/2011
Publication #:
Pub Dt:
08/04/2011
Inventors:
Upali P. Weerasooriya, Gary A. Pope
Title:
STYRYLPHENOL ALKOXYLATE SULFATE AS A NEW SURFACTANT COMPOSITION FOR ENHANCED OIL RECOVERY APPLICATIONS
Assignment: 1
Reel/Frame:
026106/0464Recorded: 04/11/2011Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/30/2010
Exec Dt:
03/30/2010
Assignee:
201 WEST 7TH STREET
AUSTIN, TEXAS 78701
Correspondent:
CHALKER FLORES, LLP
14951 NORTH DALLAS PARKWAY
SUITE 400
DALLAS, TX 75254
Assignment: 2
Reel/Frame:
026611/0243Recorded: 07/19/2011Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
07/13/2011
Exec Dt:
07/13/2011
Assignee:
201 W. 7TH STREET
AUSTIN, TEXAS 78701
Correspondent:
BAKER BOTTS LLP
98 SAN JACINTO BLVD.
SUITE 1500
AUSTIN, TX 78701

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