IP Library › Granted Patent US 661,408
Granted Patent S1
US 661,408 · App. 29/401,218 · Granted Jun 5, 2012

Patio stone

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Quick Facts
Patent No.
US 661,408
App. No.
29/401,218
Granted
Jun 5, 2012
Kind
S1
Claims (1)

The ornamental design for a patio stone, as shown and described.

Assignments (6)
PATENT SECURITY AGREEMENT Recorded Feb 10, 2025
From: BEST BLOCK, LLC; CONTECH ENGINEERED SOLUTIONS LLC; CUSTOM BUILDING PRODUCTS, LLC; FORTERRA CONCRETE PRODUCTS, LLC; FORTERRA PIPE & PRECAST, LLC; KEYSTONE RETAINING WALL SYSTEMS LLC; PAVESTONE, LLC; THE QUIKRETE COMPANIES, LLC; UNITED STATES PIPE AND FOUNDRY COMPANY, LLC; USP HOLDINGS, LLC
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION
Reel/Frame 070170/0919 →
SECURITY INTEREST Recorded Dec 8, 2016
From: KEYSTONE RETAINING WALL SYSTEMS LLC
To: WELLS FARGO BANK, NATIONAL ASSOCIATION, AS AGENT
Reel/Frame 040852/0143 →
RELEASE OF SECURITY INTEREST Recorded Nov 28, 2016
From: GOLDMAN SACHS LENDING PARTNERS, LLC
To: KEYSTONE RETAINING WALL SYSTEMS LLC
Reel/Frame 040692/0055 →
NOTICE OF GRANT OF SECURITY INTEREST IN PATENTS Recorded Jun 18, 2013
From: KEYSTONE RETAINING WALL SYSTEMS LLC; CONTECH ENGINEERED SOLUTIONS LLC; IMBRIUM SYSTEMS LLC
To: GOLDMAN SACHS LENDING PARTNERS LLC
Reel/Frame 030634/0040 →
CONVERSION Recorded Feb 14, 2012
From: KEYSTONE RETAINING WALLS SYSTEMS, INC.
To: KEYSTONE RETAINING WALL SYSTEMS LLC
Reel/Frame 027700/0169 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 8, 2011
From: RICCOBENE, THOMAS S.
To: KEYSTONE RETAINING WALL SYSTEMS, INC.
Reel/Frame 026876/0286 →