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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
04/30/2002
Application #:
08936078
Filing Dt:
09/23/1997
Inventors:
PAULO S. TUBEL, JEFFREY E. JOHNSON, COLIN M. ANGLE, THOMAS W. MCINTYRE
Title:
AUTONOMOUS DOWNHOLE OILFIELD TOOL
Assignment: 1
Reel/Frame:
010068/0946Recorded: 07/06/1999Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
10/23/1997
Exec Dt:
10/23/1997
Exec Dt:
12/12/1997
Exec Dt:
12/12/1997
Assignee:
313 WASHINGTON STREET
NEWTON, MASSACHUSETTS 02135
Correspondent:
PEARSON & PEARSON
GEORGE A. HERBSTER, ESQ.
10 GEORGE STREET
LOWELL, MASSACHUSETTS 01852
Assignment: 2
Reel/Frame:
009193/0393Recorded: 04/20/1998Pages: 4
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
03/17/1998
Exec Dt:
04/02/1998
Assignee:
3900 ESSEX LANE
HOUSTON, TEXAS 77207
Correspondent:
FISHMAN, DIONNE, CANTOR & COLBURN
KEITH J. MURPHY
88 DAY HILL RD.
WINDSOR, CT 06095
Assignment: 3
Reel/Frame:
010364/0720Recorded: 11/08/1999Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/07/1999
Assignee:
SUITE 300
313 WASHINGTON STREET
NEWTON, MASSACHUSETTS 02158
Correspondent:
PEARSON & PEARSON
GEORGE A. HERBSTER, ESQ.
10 GEORGE STREET
LOWELL, MA 01852
Assignment: 4
Reel/Frame:
014683/0110Recorded: 05/20/2004Pages: 8
Conveyance:
DEFAULT JUDGMENT-EXCLUSIVE LICENSE
Assignor:
Exec Dt:
02/20/2004
Assignee:
10200 BELLAIRE BLVD.
HOUSTON, TEXAS 77072
Correspondent:
FINNEGAN, HENDERSON, FARABOW, ET AL
CHARLES E. VAN HORN
1300 I STREET, N.W.
WASHINGTON, D.C. 20005-3315

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