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Patent Assignment Abstract of Title
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Total Assignments: 3
Patent #:
Issue Dt:
01/03/1984
Application #:
06395094
Filing Dt:
07/06/1982
Inventor:
MARK A. NELSON
Title:
DESTRUCTIBLE CORE STRUCTURE AND METHOD FOR USING SAME
Assignment: 1
Reel/Frame:
004026/0030Recorded: 07/06/1982Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
06/28/1982
Assignee:
440 WEST 8TH SOUTH
A CORP OF CA.
SALT LAKE CITY, UTAH
Correspondent:
DAVID V. TRASK
P. O. BOX 1978
SALT LAKE CITY, UT 84110
Assignment: 2
Reel/Frame:
007150/0109Recorded: 09/26/1994Pages: 5
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/30/1987
Assignee:
3900 ESSEX LANE, #1200
HOUSTON, TEXAS 77027
Correspondent:
CARL A. ROWOLD
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
SUITE 1200
HOUSTON, TEXAS 77027
Assignment: 3
Reel/Frame:
007779/0805Recorded: 01/26/1996Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/30/1994
Assignee:
440 WEST 800 SOUTH
SALT LAKE CITY, UTAH 84101
Correspondent:
JACOBSON, PRICE, HOLMAN & STERN
400 7TH STREET, N.W.
WASHINGTON, DC 20004
ATTN: D. DOUGLAS PRICE

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