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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
11/22/1994
Application #:
08057948
Filing Dt:
05/05/1993
Inventors:
A. GLEN EDWARDS, JOE C. HROMAS, KLAUS B. HUBER, EDWARD G. SMITH JR.
Title:
SHOCK ABSORBER FOR USE IN A WELLBORE INCLUDING A FRANGIBLE BREAKUP ELEMENT PREVENTING SHOCK ABSORPTION BEFORE SHATTERING ALLOWING SHOCK ABSORPTION AFTER SHATTERING
Assignment: 1
Reel/Frame:
006575/0501Recorded: 05/05/1993Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/27/1993
Assignee:
5000 GULF FREEWAY P.O. BOX 2175
HOUSTON, TEXAS 77023
Correspondent:
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 2
Reel/Frame:
006575/0504Recorded: 05/05/1993Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/27/1993
Assignee:
P.O. BOX 2175 5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Correspondent:
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 3
Reel/Frame:
006575/0508Recorded: 05/05/1993Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/27/1993
Assignee:
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Correspondent:
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
5000 GULF FREEWAY
HOUSTON, TX 77252-2175
Assignment: 4
Reel/Frame:
006575/0511Recorded: 05/05/1993Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/27/1993
Assignee:
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TEXAS 77023
Correspondent:
JOHN H. BOUCHARD
SCHLUMBERGER TECHNOLOGY CORPORATION
P.O. BOX 2175
5000 GULF FREEWAY
HOUSTON, TX 77252-2175

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