Patent Assignment
Reel/Frame 023129/0416
Security Agreement
Recorded: 2009-08-21
Received: 2009-08-21
Pages: 11
Assignor
TIETEK LLC
Executed: 2009-08-20
Assignee
OPUS 5949 LLC
5949 SHERRY LANE, SUITE 1900, DALLAS, TX, 75225, UNITED STATES
Covered Property
(1)
Railroad Tie and Method for Making Same
Application:
09/800,171 →