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Patent Assignment Assignor Details
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Assignor Name : TRI-STATE OIL TOOLS, INC.
Total Assignments: 2
Assignment: 1
Reel/Frame:005365/0813   Pages: 9
Recorded: 07/06/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
TRI-STATE OIL TOOLS, INC.
Exec Dt:
06/25/1990
Assignee
1
BAKER HUGHES INCORPORATED, A DE CORP.
3900 ESSEX LANE, SUITE 1200,
HOUSTON,, TEXAS 77027
Properties
 
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Correspondence name and address
CARL A. ROWOLD
BAKER HUGHES INCORPORATED
P.O. BOX 4740
HOUSTON, TX 77210-4740
Assignment: 2
Reel/Frame:006960/0378   Pages: 4
Recorded: 04/20/1994
Conveyance: MERGER (SEE DOCUMENT FOR DETAILS).
Assignor
1
TRI-STATE OIL TOOLS, INC.
Exec Dt:
02/27/1992
Assignee
1
BAKER HUGHES PRODUCTION TOOLS, INC.
3900 ESSEX LANE
HOUSTON, TEXAS 77210
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Correspondence name and address
JENS E. HOKENDIJK
TOWNSEND AND TOWNSEND KHOURIE AND CREW
STEUART STREET TOWER, 20TH FLOOR
ONE MARKET PLAZA
SAN FRANCISCO, CA 94105-1492

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