Patent Assignment
Reel/Frame 055342/0622
Assignment of Assignor's Interest
Recorded: 2021-02-19
Pages: 3
Assignor
MACDONALD, ROBERT A.
Executed: 2010-11-03
Assignee
KEYHSTONE RETAINING WALL SYSTEMS, INC.
4444 WEST 78TH STREET, BLOOMINGTON, MINNESOTA, 55435
Covered Property
(1)
Wall Blocks, Veneer Panels for Wall Blocks and Method of Constructing Walls
Application:
17/180,561 →
Publication:
US 2021/0172171
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Articles and Plan of Conversion
Feb 19, 2021
From: KEYSTONE RETAINING WALL SYSTEMS, INC.
To: KEYSTONE RETAINING WALL SYSTEMS LLC
Reel/Frame 055344/0921 →
Corrective Assignment to Correct the Assignee Name Previously Recorded at Reel: 055342 Frame: 0622. Assignor(S) Hereby Confirms the Assignment.
Mar 23, 2021
From: MACDONALD, ROBERT A.
To: KEYSTONE RETAINING WALL SYSTEMS, INC.
Reel/Frame 055683/0903 →
Security Interest
Mar 18, 2022
From: KEYSTONE RETAINING WALL SYSTEMS LLC
To: WELLS FARGO BANK, N.A., AS AGENT
Reel/Frame 059437/0933 →
Patent Security Agreement (Abl)
Mar 23, 2022
From: UNITED STATES PIPE AND FOUNDRY COMPANY, LLC; GRIFFIN PIPE PRODUCTS CO., LLC; CUSTOM FAB, INC.; BIO CLEAN ENVIRONMENTAL SERVICES, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 059479/0336 →
Patent Security Agreement (Abl)
Mar 23, 2022
From: UNITED STATES PIPE AND FOUNDRY COMPANY, LLC; GRIFFIN PIPE PRODUCTS CO., LLC; CUSTOM FAB, INC.; BIO CLEAN ENVIRONMENTAL SERVICES, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 059479/0437 →