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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
10/13/1992
Application #:
07470948
Filing Dt:
01/26/1990
Inventor:
DANIEL D. HAMMOND
Title:
AUTOMATIC CALL BACK SYSTEM AND METHOD OF OPERATION
Assignment: 1
Reel/Frame:
005220/0298Recorded: 01/26/1990Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
01/25/1990
Assignee:
17811 WATERVIEW PARKWAY
A CORP. OF TX
DALLAS, TEXAS 75252
Correspondent:
BAKER, MILLS & GLAST
500 TRAMMELL CROW CENTER
2001 ROSS AVENUE
DALLAS, TX 75201
Assignment: 2
Reel/Frame:
007388/0443Recorded: 03/22/1995Pages: 14
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
02/10/1995
Assignee:
1325 AIRMOTIVE WAY, SUITE 130
RENO, NEVADA 89502
Correspondent:
WINSTEAD SECHREST & MINICK P.C.
DAVID H. TANNENBAUM
5400 RENAISSANCE TOWER
1201 ELM STREET
DALLAS, TEXAS 75270
Assignment: 3
Reel/Frame:
010095/0518Recorded: 07/02/1999Pages: 8
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/01/1999
Assignee:
66TH FLOOR
901 MAIN STREET
DALLAS, TEXAS 75202
Correspondent:
JENKENS & GILCHRIST P.C.
ANDRE M. SZUWALSKI
1445 ROSS AVENUE
SUITE 3200
DALLAS, TX 75202-2799
Assignment: 4
Reel/Frame:
013305/0396Recorded: 09/25/2002Pages: 6
Conveyance:
RELEASE OF PATENT SECURITY AGREEMENT
Assignor:
Exec Dt:
09/18/2002
Assignee:
17811 WATERVIEW PARKWAY
DALLAS, TEXAS 75252
Correspondent:
FEDERAL RESEARCH CORPORATION
PENELOPE AGODOA
1030 15TH STREET, NW
SUITE 920
WASHINGTON, DC 20005

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