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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
02/19/2013
Application #:
12313652
Filing Dt:
11/21/2008
Publication #:
Pub Dt:
04/02/2009
Inventor:
Joseph A. Zupanick
Title:
METHOD AND SYSTEM FOR ACCESSING SUBTERRANEAN DEPOSITS FROM THE SURFACE AND TOOLS THEREFOR
Assignment: 1
Reel/Frame:
023130/0339Recorded: 08/21/2009Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
07/17/2001
Assignee:
1001 MCKINNEY STREET, SUITE 1600
HOUSTON, TEXAS 77002
Correspondent:
JENNIFER PREUSS PIERCE, PATENT PARALEGAL
P.O. BOX 1022
FISH & RICHARDSON P.C.
MINNEAPOLIS, MN 55440-1022
Assignment: 2
Reel/Frame:
023130/0141Recorded: 08/21/2009Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
01/08/2004
Assignee:
1001 MCKINNEY STREET, SUITE 1600
HOUSTON, TEXAS 77002
Correspondent:
JENNIFER PREUSS PIERCE, PATENT PARALEGAL
P.O. BOX 1022
FISH & RICHARDSON P.C.
DALLAS, TX 55440-1022
Assignment: 3
Reel/Frame:
023456/0198Recorded: 11/02/2009Pages: 5
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
09/30/2009
Assignee:
4 WATERWAY SQUARE, SUITE 400
THE WOODLANDS, TEXAS 77380
Correspondent:
JENNIFER PREUSS PIERCE
P.O. BOX 1022
FISH & RICHARDSON P.C.
MINNEAPOLIS, MN 55440-1022
Assignment: 4
Reel/Frame:
032263/0664Recorded: 02/12/2014Pages: 15
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/29/2013
Assignee:
8117 PRESTON ROAD, SUITE 300
DALLAS, TEXAS 75225
Correspondent:
FARNEY DANIELS PC
800 S. AUSTIN AVE., SUITE 200
GEORGETOWN, TX 78626-5845

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