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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
08/12/2014
Application #:
12990980
Filing Dt:
12/10/2010
Publication #:
Pub Dt:
04/21/2011
Inventors:
Youxiang (Jullan) Zuo, Dingan (Dan) Zhang, Dong Chengli, Oliver C. Mullins et al
Title:
METHODS AND APPARATUS FOR CHARACTERIZATION OF PETROLEUM FLUIDS CONTAMINATED WITH DRILLING MUD
Assignment: 1
Reel/Frame:
025855/0897Recorded: 02/24/2011Pages: 10
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/12/2011
Exec Dt:
01/14/2011
Exec Dt:
01/20/2011
Exec Dt:
01/13/2011
Exec Dt:
01/09/2011
Assignee:
300 SCHLUMBERGER DRIVE
SUGAR LAND, TEXAS 77478
Correspondent:
WAYNE I. KANAK
9450-17 AVENUE
EDMONTON, T6N 1M9 CANADA

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