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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
Issue Dt:
12/07/1999
Application #:
08820885
Filing Dt:
03/21/1997
Inventor:
SPYRIDON K. LAZARATOS
Title:
HIGH VERTICAL RESOLUTION CROSSWELL SEISMIC IMAGING
Assignment: 1
Reel/Frame:
008485/0607Recorded: 03/21/1997Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/17/1997
Assignee:
1650 W. SAM HOUSTON PARKWAY N.
HOUSTON, TEXAS 77043
Correspondent:
LAW OFFICES OF STEPHEN C. SHEAR
STEPHEN C. SHEAR
2475 BLUE HERON CIRCLE
LAFAYETTE, CO 80026
Assignment: 2
Reel/Frame:
015325/0957Recorded: 11/02/2004Pages: 3
Conveyance:
CONFIRMATORY LICENSE (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
03/09/1998
Assignee:
1000 INDEPENDENCE AVENUE, S.W.
WASHINGTON, DISTRICT OF COLUMBIA 20585-0162
Correspondent:
U.S. DEPARTMENT OF ENERGY
BRENDA K. BANKS
1000 INDEPENDENCE AVENUE, S.W.
WASHINGTON, D.C. 20585-0162
Assignment: 3
Reel/Frame:
011390/0603Recorded: 12/16/2000Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/12/2000
Assignee:
6316 WINDFERN
HOUSTON, TEXAS 77040
Correspondent:
MADAN, MOSSMAN & SRIRAM, P.C.
GENE L. TYLER
2603 AUGUSTA DRIVE
SUITE 700
HOUSTON, TEXAS 77057-5640
Assignment: 4
Reel/Frame:
016345/0873Recorded: 08/04/2005Pages: 2
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
04/30/2001
Assignee:
6316 WINDFERN
HOUSTON, TEXAS 77040
Correspondent:
SALLY J. OLIVER
2603 AUGUSTA
SUITE 700
HOUSTON, TX 77057
Assignment: 5
Reel/Frame:
022043/0131Recorded: 12/31/2008Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
12/30/2008
Assignee:
8020 LEGHORN, SUITE B
HOUSTON, TEXAS 77040
Correspondent:
SUNISHA CHOKSI
1776 YORKTOWN ST., SUITE 515
HOUSTON, TX 77056

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