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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
03/20/1990
Application #:
07258228
Filing Dt:
10/14/1988
Inventors:
JOSEPH V. HEBERT, ROBERT J. SCHWARTZ
Title:
DETONATION ASSEMBLY FOR EXPLOSIVE WELLHEAD SEVERING SYSTEM
Assignment: 1
Reel/Frame:
005129/0157Recorded: 07/07/1989Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
01/04/1989
Exec Dt:
01/04/1989
Assignee:
HOUSTON, TEXAS
Correspondent:
EDGAR A. ZARINS
MASCO CORPORATION
21001 VAN BORN ROAD
TAYLOR, MI 48180
Assignment: 2
Reel/Frame:
006767/0963Recorded: 11/18/1993Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/11/1993
Assignee:
3317 WEST 11TH STREET
HOUSTON, TEXAS 77008
Correspondent:
EDGAR A. ZARINS
LEGAL DEPARTMENT
MASCOTECH, INC.
21001 VAN BORN ROAD
TAYLOR, MI 48180
Assignment: 3
Reel/Frame:
006822/0975Recorded: 01/12/1994Pages: 9
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/22/1993
Assignee:
16740 HARDY
HOUSTON, TEXAS 77032
Correspondent:
MARC A. HUBBARD
GARDERE & WYNNE, L.L.P.
1601 ELM STREET, STE. 3000
DALLAS, TEXAS 75201

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