Patent Assignment
Reel/Frame 032428/0513
Assignment of Assignor's Interest
Recorded: 2014-03-11
Pages: 8
Assignee
KEYSTONE RETAINING WALL SYSTEMS LLC
4444 WEST 78TH STREET, MINNEAPOLIS, MINNESOTA, 55435
Covered Property
(1)
Irregular Trapezoidal Building Unit and Wall Structure Including Same
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →