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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
Issue Dt:
09/14/1993
Application #:
07918294
Filing Dt:
07/22/1992
Inventor:
JULIANNE ELWARD-BERRY
Title:
RHEOLOGICALLY STABLE WATER-BASED HIGH TEMPERATURE DRILLING FLUIDS
Assignment: 1
Reel/Frame:
006228/0239Recorded: 07/22/1992Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
07/22/1992
Assignee:
Correspondent:
EXXON PRODUCTION RESEARCH COMPANY
SUSAN A. MCLEAN
POST OFFICE BOX 2189
HOUSTON, TEXAS 77252-2189
Assignment: 2
Reel/Frame:
010655/0108Recorded: 03/01/2000Pages: 9
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/09/1999
Assignee:
P.O. BOX 2189, HOUSTON, TEXAS 77252-2189
3120 BUFFALO SPEEDWAY
HOUSTON, TEXAS 77098
Correspondent:
EXXON MOBIL UPSTREAM RESEARCH COMPANY
SALVATORE J. CASAMASSIMA
3319 MERCER STREET
HOUSTON, TX 77027

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