Patent Assignment
Reel/Frame 011062/0382
Assignment of Assignor's Interest
Recorded: 2000-08-24
Pages: 2
Assignor
WILKINSON, LELAND
Executed: 2000-08-02
Assignee
SPSS, INC.
11TH FLOOR, 233 SOUTH WACKER DRIVE, CHICAGO, ILLINOIS, 60606
Covered Property
(1)
Computer Method and Apparatus for Creating Visible Graphics by Using a Graph Algebra
Patent:
6,492,989 →
Application:
09/553,507 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Mortgage
May 29, 2001
From: ILLUMITEK INC.
To: SPSS INC.
Reel/Frame 011844/0205 →
Assignment of Assignor's Interest
Jun 4, 2001
From: SPSS, INC.
To: ILLUMITEK
Reel/Frame 011876/0879 →
Security Interest
Apr 8, 2003
From: SPSS, INC.
To: FOOTHILL CAPITAL CORPORATION
Reel/Frame 013933/0346 →
Assignment of Assignor's Interest
Apr 14, 2003
From: ILLUMITEK, INC.
To: SPSS INC.
Reel/Frame 013952/0043 →
Release of Security Interest
May 25, 2007
From: WELLS FARGO FOOTHILL, INC.
To: SPSS, INC.; SHOWCASE CORPORATION; NETGENESIS CORP.
Reel/Frame 019341/0413 →
Nunc Pro Tunc Assignment
Feb 10, 2011
From: SPSS, INC.
To: INTERNATIONAL BUSINESS MACHINES CORPORATION
Reel/Frame 025784/0905 →