Patent Assignment
Reel/Frame 061158/0040
Assignment of Assignor's Interest
Recorded: 2022-09-20
Pages: 2
Assignor
LUNDELL, ROBERT
Executed: 2022-02-15
Assignee
KEYSTONE RETAINING WALL SYSTEMS LLC
4444 WEST 78TH STREET, MINNEAPOLIS, MINNESOTA, 55435
Covered Property
(1)
Segmented Wall Systems Having Tail Blocks
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest
Feb 10, 2025
From: KEYSTONE RETAINING WALL SYSTEMS LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 070168/0065 →
Patent Security Agreement
Feb 10, 2025
From: BEST BLOCK, LLC; CONTECH ENGINEERED SOLUTIONS LLC; CUSTOM BUILDING PRODUCTS, LLC; FORTERRA CONCRETE PRODUCTS, LLC
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION
Reel/Frame 070170/0919 →
Patent Security Agreement
Feb 12, 2025
From: SUMMIT MATERIALS, INC.; CONTECH ENGINEERED SOLUTIONS LLC; KEYSTONE RETAINING WALL SYSTEMS LLC; PAVESTONE, LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 070203/0158 →