Patent Assignment
Reel/Frame 019751/0626
Assignment of Assignor's Interest
Recorded: 2007-08-22
Pages: 3
Assignor
ROSSE, FREDERICK ROBERT
Executed: 2007-08-16
Assignee
WASHINGTON GROUP INTERNATIONAL, INC.
720 PARK BOULEVARD, BOISE, IDAHO, 83712
Covered Property
(1)
Leakproof draft system vacuum relief device for power plants
Application:
60/959,896 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Grant of Patent Security Interest
Nov 16, 2007
From: WASHINGTON GROUP INTERNATIONAL, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 020125/0353 →
Security Agreement
Nov 23, 2010
From: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
To: URS ENERGY & CONSTRUCTION, INC.
Reel/Frame 025309/0295 →