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Trademark Assignment Details

Reel/Frame:1203/0197   Pages: 4
    Recorded: 04/11/1994
Conveyance: ARTICLES OF AMENDMENT TO ARTICLES OF INCORPORATION
Total properties: 7
1
Serial #:
Filing Dt:
09/01/1978
Reg #:
Reg. Dt:
07/28/1981
Mark:
IMSL
2
Serial #:
Filing Dt:
01/21/1980
Reg #:
Reg. Dt:
05/01/1984
Mark:
IMSL
3
Serial #:
Filing Dt:
12/08/1980
Reg #:
Reg. Dt:
12/29/1981
Mark:
IMSL
4
Serial #:
Filing Dt:
05/01/1990
Reg #:
Reg. Dt:
11/05/1991
Mark:
EXPONENT GRAPHICS
5
Serial #:
Filing Dt:
10/15/1990
Reg #:
Reg. Dt:
03/10/1992
Mark:
IMSL
6
Serial #:
Filing Dt:
03/02/1992
Reg #:
Reg. Dt:
10/27/1992
Mark:
MATH/LIBRARY
7
Serial #:
Filing Dt:
07/22/1992
Reg #:
Reg. Dt:
02/02/1993
Mark:
STAT/LIBRARY
Assignor
1
Exec Dt:
05/28/1993
Entity Type:
CORPORATION
Citizenship:
TEXAS
Assignee
1
9990 RICHMOND, SUITE 400
HOUSTON, TEXAS 770424548
Entity Type:
CORPORATION
Citizenship:
TEXAS
Correspondence name and address
BUTLER & BINION, L.L.P.
ROBERT C. CURFISS
1000 LOUISIANA, SUITE 1536
HOUSTON, TX 77002

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