IP Library Assignment 042135/0077
Patent Assignment
Reel/Frame 042135/0077

Assignment of Assignor's Interest

Recorded: 2017-04-25 Pages: 4
Assignors
MACDONALD, ROBERT A.
Executed: 2016-11-21
RICCOBENE, THOMAS S.
Executed: 2016-10-27
Assignee
KEYSTONE RETAINING WALL SYSTEMS LLC
9025 CENTRE POINTE DRIVE, SUITE 400, WEST CHESTER, OHIO, 45069
Covered Property (1)
Blocks and Block Connectors, Block Systems and Methods of Making Blocks
Patent: 9,903,088 →
Application: 15/045,795 →
Publication: US 2016/0237638
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 →