Patent Assignment
Reel/Frame 016517/0911
Assignment of Assignor's Interest
Recorded: 2005-07-13
Pages: 3
Assignee
KEYSTONE RETAINING WALL SYSTEMS, INC.
4444 WEST 78TH STREET, BLOOMINGTON, MINNESOTA, 55435
Covered Property
(1)
Veneers for walls, retaining walls and the like
Application:
11/117,077 →
Publication:
US 2005/0252144
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Notice of Grant of Security Interest
Jan 3, 2006
From: KEYSTONE RETAINING WALL SYSTEMS, INC.
To: WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 016963/0979 →
Termination of Security Interest in Patents
Feb 3, 2006
From: WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
To: KEYSTONE RETAINING WALL SYSTEMS, INC.
Reel/Frame 017118/0040 →
Security Agreement
Mar 8, 2006
From: KEYSTONE RETAINING WALL SYSTEMS, INC.; ARMORTEC, INC.; CONTECH ARCH TECHNOLOGIES, INC.; CONTECH TECHNOLOGIES, INC.
To: WACHOVIA BANK, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 017275/0045 →
Security Agreement
Sep 22, 2010
From: CONTECH CONSTRUCTION PRODUCTS, INC.; CONTECH BRIDGE SOLUTIONS INC.; CDS TECHNOLOGIES, INC.; CONTECH EARCH STABILIZATION SOLUTIONS INC.
To: WELLS FARGO BANK, N.A.
Reel/Frame 025026/0472 →