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Trademark Assignment Details

Reel/Frame:3049/0207 View Recorded Assignment View Recorded Assignment   Pages: 5
    Recorded: 03/18/2005
Conveyance: SECURITY INTEREST
Total properties: 8
1
Serial #:
Filing Dt:
04/11/1986
Reg #:
Reg. Dt:
09/15/1987
Mark:
MATHCAD
2
Serial #:
Filing Dt:
01/09/1989
Reg #:
Reg. Dt:
08/22/1989
Mark:
MATHSTATION
3
Serial #:
Filing Dt:
01/16/1996
Reg #:
Reg. Dt:
10/21/1997
Mark:
STUDYWORKS
4
Serial #:
Filing Dt:
06/17/1997
Reg #:
Reg. Dt:
09/29/1998
Mark:
STUDYWORKS!
5
Serial #:
Filing Dt:
05/21/2001
Reg #:
Reg. Dt:
08/06/2002
Mark:
STUDYWORKS! ONLINE
6
Serial #:
Filing Dt:
11/13/2002
Reg #:
Reg. Dt:
04/27/2004
Mark:
MATHSOFT
7
Serial #:
Filing Dt:
01/09/2003
Reg #:
Reg. Dt:
08/19/2003
Mark:
MATHSOFT
8
Serial #:
Filing Dt:
07/13/2004
Reg #:
Reg. Dt:
12/13/2005
Mark:
DESIGNATE
Assignor
1
Formerly: FORMERLY MATHSOFT, INC.
Exec Dt:
03/18/2005
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Assignee
1
180 PACIFIC AVENUE
SAN FRANCISCO, CALIFORNIA 94111
Entity Type:
LIMITED PARTNERSHIP
Citizenship:
DELAWARE
Correspondence name and address
BENJAMIN GREENSPAN
620 LAGUNA ROAD
MILL VALLEY, CA 94941

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