IP Library Assignment 052842/0228
Patent Assignment
Reel/Frame 052842/0228

Assignment of Assignor's Interest

Recorded: 2020-06-04 Pages: 3
Assignors
MACDONALD, ROBERT A.
Executed: 2016-11-21
RICCOBENE, THOMAS S.
Executed: 2016-11-18
Assignee
KEYSTONE RETAINING WALL SYSTEMS LLC
9025 CENTRE POINTE DRIVE, SUITE 400, WEST CHESTER, OHIO, 45069
Covered Property (1)
Blocks, Block Systems and Methods of Making Blocks
Application: 16/458,800 →
Publication: US 2019/0323198
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 →