IP Library › Assignment 024779/0434
Patent Assignment
Reel/Frame 024779/0434

Assignment of Assignor's Interest

Recorded: 2010-08-03 Pages: 3
Assignors
DAWSON, WILLIAM B.
Executed: 2004-05-10
MACDONALD, ROBERT A.
Executed: 2004-05-10
Assignee
KEYSTONE RETAINING WALL SYSTEMS, INC.
4444 WEST 78TH STREET, BLOOMINGTON, MINNESOTA, 55435
Covered Property (1)
Retaining Wall Block
Patent: 8,132,988 →
Application: 12/839,028 →
Publication: US 2010/0281809
Related Assignments (6)
Other recorded transfers of the patent in this record — the chain of ownership.
Certificate of Conversion Feb 3, 2012
From: KEYSTONE RETAINING WALL SYSTEMS, INC.
To: KEYSTONE RETAINING WALL SYSTEMS LLC
Reel/Frame 027646/0388 →
Security Interest Feb 21, 2012
From: CONTECH ENGINEERED SOLUTIONS LLC; CONTECH BRIDGE SOLUTIONS LLC; CONTECH STORMWATER SOLUTIONS LLC; KEYSTONE RETAINING WALL SYSTEMS LLC
To: WELLS FARGO CAPITAL FINANCE, LLC
Reel/Frame 028014/0952 →
Notice of Grant of Security Interest in Patents Jun 18, 2013
From: KEYSTONE RETAINING WALL SYSTEMS LLC; CONTECH ENGINEERED SOLUTIONS LLC; IMBRIUM SYSTEMS LLC
To: GOLDMAN SACHS LENDING PARTNERS LLC
Reel/Frame 030634/0040 →
Release of Security Interest Nov 28, 2016
From: GOLDMAN SACHS LENDING PARTNERS, LLC
To: KEYSTONE RETAINING WALL SYSTEMS LLC
Reel/Frame 040692/0055 →
Release of Security Interest Dec 2, 2016
From: WELLS FARGO CAPITAL FINANCE, LLC
To: KEYSTONE RETAINING WALL SYSTEMS LLC
Reel/Frame 040798/0001 →
Security Interest Dec 8, 2016
From: KEYSTONE RETAINING WALL SYSTEMS LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 040852/0143 →