IP Library Assignment 021371/0213
Patent Assignment
Reel/Frame 021371/0213

Security Agreement

Recorded: 2008-08-12 Received: 2008-08-12 Pages: 7
Assignor
DRS TECHNICAL SERVICES, INC.
Executed: 2008-07-02
Assignee
WACHOVIA BANK, NATIONAL ASSOCIATION
1525 WEST W.T. HARRIS BOULEVARD, NC0680, CHARLOTTE, NC, 28262, UNITED STATES
Covered Properties (3)
Interactive electronic reference systems and methods
Application: 10/285,349 →
Systems and Methods for Generating Interactive Electronic Reference Materials
Application: 10/285,297 →
Systems and methods of generating interactive electronic reference materials
Application: 10/285,296 →