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Trademark Assignment Abstract of Title

Total Assignments: 4
Serial #:
Filing Dt:
09/24/1971
Reg #:
Reg. Dt:
07/10/1973
Mark:
HAI 1950
Assignment: 1
Reel/Frame:
1096/0357   Recorded: 11/15/1993Pages: 14
Conveyance:
MERGER AND CHANGE OF NAME EFFECTIVE: 09/20/1983 EFFECTIVE IN: TEXAS
Assignors:
Exec Dt:
09/20/1983
Entity Type:
CORPORATION
Citizenship:
TEXAS
Exec Dt:
09/20/1983
Entity Type:
CORPORATION
Citizenship:
TEXAS
Assignee:
ATTN: PATENT DEPARTMENT
3900 ESSEX LANE, SUITE 1200
HOUSTON, TEXAS 77027
Entity Type:
CORPORATION
Citizenship:
TEXAS
Correspondent:
SANDRA E. ALFORD
BAKER HUGHES INCORPORATED
3900 ESSEX LANE
SUITE 1200
HOUSTON, TEXAS 77027
Assignment: 2
Reel/Frame:
0774/0532   Recorded: 03/19/1991Pages: 4
Conveyance:
ASSIGNS THE ENTIRE INTEREST AND THE GOODWILL
Assignor:
Exec Dt:
03/11/1991
Entity Type:
CORPORATION
Citizenship:
TEXAS
Assignee:
SUITE 1200
3900 ESSEX LANE
HOUSTON, TEXAS 77027
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
BAKER HUGHES
3900 ESSEX LANE
SUITE 1200
P.O. BOX 4740
HOUSTON, TEXAS 77210-4740
Assignment: 3
Reel/Frame:
1060/0055   Recorded: 10/25/1993Pages: 14
Conveyance:
MERGER AND CHANGE OF NAME 19830920TX
Assignors:
Exec Dt:
09/20/1993
Entity Type:
CORPORATION
Citizenship:
NONE
Exec Dt:
09/20/1993
Entity Type:
CORPORATION
Citizenship:
NONE
Assignees:
Entity Type:
CORPORATION
Citizenship:
NONE
ATTN: PATENT DEPARTMENT 3900 ESSEX LANE, SUITE 1200 HOUSTON, TX 77027
Entity Type:
CORPORATION
Citizenship:
TEXAS
Correspondent:
BAKER HUGHES INCORPORATED
SANDRA E. ALFORD
3900 ESSEX LANE, SUITE 1200
HOUSTON, TX 77027
Assignment: 4
Reel/Frame:
1168/0133   Recorded: 06/15/1994Pages: 5
Conveyance:
ASSIGNS THE ENTIRE INTEREST AND THE GOODWILL
Assignor:
Exec Dt:
03/15/1994
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Assignee:
81 WYMAN STREET
WALTHAM, MASSACHUSETTS 02254
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
THERMO ELECTRON CORPORATION
HERBERT E. MESSENGER
81 WYMAN STREET
WALTHAM, MA 02254

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