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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
11/09/1999
Application #:
08982359
Filing Dt:
12/02/1997
Inventors:
JAMES F. GADBERRY, MICHAEL D. HOEY, RALPH FRANKLIN, GLENDA DEL CARMEN VALE et al
Title:
SURFACTANTS FOR HYDRAULIC FRACTURING COMPOSITIONS
Assignment: 1
Reel/Frame:
009079/0255Recorded: 03/16/1998Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
01/07/1998
Exec Dt:
01/07/1998
Exec Dt:
01/07/1998
Exec Dt:
01/07/1998
Exec Dt:
01/07/1998
Assignee:
VELPERWEG 76
ARNHEM, 6824 BM, NETHERLANDS
Correspondent:
AKZO NOBEL INC.
RALPH J. MANCINI
PATENT AND TRADEMARK DEPT.
7 LIVINGSTONE AVENUE
DOBBS FERRY, N.Y. 10522

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