Patent
   D812781
Priority
Jul 21 2016
Filed
Jul 21 2016
Issued
Mar 13 2018
Expiry
Mar 13 2033
Assg.orig
Entity
unknown
8
61
n/a
The ornamental design for a wall block, as shown and described.

FIG. 1 is a top perspective view of a wall block;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a rear side elevational view thereof.

The broken lines in the figures depict portions of the wall block that form no part of the claimed design.

Lundell, Robert John, MacDonald, Robert A.

Patent Priority Assignee Title
10760269, Oct 25 2017 KEYSTONE RETAINING WALL SYSTEMS LLC Retaining wall block and retaining wall block system
10760281, Jul 21 2016 KEYSTONE RETAINING WALL SYSTEMS LLC Veneer connectors, wall blocks, veneer panels for wall blocks, and walls
11598094, Oct 25 2017 KEYSTONE RETAINING WALL SYSTEMS LLC Retaining wall block and retaining wall block system
D846760, Oct 25 2017 KEYSTONE RETAINING WALL SYSTEMS LLC Wall block
D877653, Sep 18 2017 KEYSTONE RETAINING WALL SYSTEMS LLC Planter block
ER8059,
ER8488,
ER9500,
Patent Priority Assignee Title
1593297,
2316819,
4229920, Oct 05 1977 Frank R. Lount & Son (1971) Ltd. Foamed plastic concrete form and connectors therefor
4263765, Sep 13 1978 One Design Inc. High mass wall module for environmentally driven heating and cooling system
4703602, Jan 31 1985 PARDO, JORGE Forming system for construction
4706429, Nov 20 1985 LITE-FORM, INC Permanent non-removable insulating type concrete wall forming structure
4765109, Sep 25 1987 Adjustable tie
4884382, May 18 1988 AMERICAN CONFORM INDUSTRIES, INC Modular building-block form
4894969, May 18 1988 AMERICAN CONFORM INDUSTRIES, INC Insulating block form for constructing concrete wall structures
5428933, Feb 14 1994 Phil-Insul Corporation Insulating construction panel or block
5688078, Nov 26 1991 Westblock Products, Inc. Interlocking retaining walls blocks and system
5735643, Feb 24 1995 OLDCASTLE BUILDING PRODUCTS CANADA INC Retaining wall system
5788423, Aug 09 1995 SUREBOND, INC Masonry block retaining wall with attached keylock facing panels and method of constructing the same
5845448, Apr 10 1997 Masonry block assembly
5878545, Feb 03 1996 Block, in particular shuttering block or standard block
5930964, Feb 04 1998 Composite lightweight building element and methods of making and using same
5934035, Sep 09 1996 ANKER BRICK PILLARS LTD Modular pillar
6062772, Aug 09 1995 SUREBOND, INC Plastic block retaining wall with attached keylock facing panels
6148576, Aug 19 1998 Energy conserving wall unit and method of forming same
6230462, Dec 23 1998 LES INDUSTRIES DE MOULAGE POLYMAX INC Concrete wall form and connectors therefor
6314697, Oct 26 1998 AIRLITE PLASTICS CO Concrete form system connector link and method
6318040, Oct 25 1999 AIRLITE PLASTICS CO Concrete form system and method
6363683, Jan 16 1998 AIRLITE PLASTICS CO Insulated concrete form
6401419, Feb 11 2000 LES INDUSTRIES DE MOULAGE POLYMAX INC Stackable construction panel
6526713, Jan 16 1998 AIRLITE PLASTICS CO Concrete structure
6536994, Jul 12 2001 Keystone Retaining Wall Systems, Inc.; KEYSTONE RETAINING WALL SYSTEMS, INC Grooved retaining wall block and system
6615561, Jun 07 2001 KEYSTONE RETAINING WALL SYSTEMS, INC Retaining wall block
6668503, Apr 16 1999 LES INDUSTRIES DE MOULAGE POLYMAX INC Concrete wall form and connectors therefor
6792729, May 04 2001 LES INDUSTRIES DE MOULAGE POLYMAX INC Stackable construction panel system
6820384, Oct 19 2000 AIRLITE PLASTICS CO Prefabricated foam block concrete forms and ties molded therein
6978581, Feb 04 1997 Pentstar Corporation Composite building block with connective structure
7082731, Sep 03 2002 Insulated concrete wall system
7082732, Oct 08 2003 Canstroy International Inc. Insulated concrete wall forming system and hinged bridging webs
7168892, May 14 1999 MELLON BANK, N A Retaining wall block
7410328, Jun 14 2006 OLDCASTLE BUILDING PRODUCTS CANADA, INC Concrete block system
7415805, Dec 08 2003 Wall system with masonry external surface and associated method
7827752, Jan 11 2006 AIRLITE PLASTICS CO Insulating concrete form having locking mechanism engaging tie with anchor
7963727, Sep 12 2006 E DILLON & COMPANY Retaining wall block and retaining wall comprised of retaining wall blocks
8234828, Jun 21 2007 KEYSTONE RETAINING WALL SYSTEMS, INC Veneers for walls, retaining walls, retaining wall blocks, and the like
8511024, Apr 29 2004 KEYSTONE RETAINING WALL SYSTEMS LLC Veneers for walls, retaining walls and the like
8656678, Sep 29 2009 KEYSTONE RETAINING WALL SYSTEMS, INC Wall blocks, veneer panels for wall blocks and method of constructing walls
8800227, Sep 08 2008 Connectors for concrete structure and structural insulating core
20030074856,
20050252144,
20050252146,
20070044426,
20070151190,
20080289282,
20080313988,
20090151281,
20110072753,
20110078978,
20110243669,
20110318100,
CA85895,
D404146, Jul 19 1995 SUREBOND, INC Combined keylock facing panel and H-shaped retaining wall block
D508739, Sep 24 2004 Construction block
D509911, Sep 24 2004 Construction block faces
D672886, Jun 28 2011 KEYSTONE RETAINING WALL SYSTEMS, INC Landscaping block
D773693, May 07 2014 Pavestone, LLC Front face of a retaining wall block
WO2011109621,
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Jul 21 2016KEYSTONE RETAINING WALL SYSTEMS LLC(assignment on the face of the patent)
Oct 28 2016MACDONALD, ROBERT A KEYSTONE RETAINING WALL SYSTEMS LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0421500508 pdf
Oct 31 2016LUNDELL, ROBERT JOHNKEYSTONE RETAINING WALL SYSTEMS LLCASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0421500508 pdf
Mar 18 2022KEYSTONE RETAINING WALL SYSTEMS LLCWELLS FARGO BANK, N A , AS AGENTSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0594370933 pdf
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Mar 18 2022CONTECH ENGINEERED SOLUTIONS LLCWells Fargo Bank, National Association, As AgentPATENT SECURITY AGREEMENT ABL 0594790437 pdf
Mar 18 2022Pavestone, LLCWells Fargo Bank, National Association, As AgentPATENT SECURITY AGREEMENT ABL 0594790437 pdf
Mar 18 2022BEST BLOCK, LLCWells Fargo Bank, National Association, As AgentPATENT SECURITY AGREEMENT ABL 0594790437 pdf
Mar 18 2022FORTERRA PRECAST CONCEPTS, LLCWells Fargo Bank, National Association, As AgentPATENT SECURITY AGREEMENT ABL 0594790437 pdf
Mar 18 2022FORTERRA CONCRETE PRODUCTS, INC Wells Fargo Bank, National Association, As AgentPATENT SECURITY AGREEMENT ABL 0594790437 pdf
Mar 18 2022United States Pipe and Foundry Company, LLCWells Fargo Bank, National Association, As AgentPATENT SECURITY AGREEMENT ABL 0594790437 pdf
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Mar 18 2022MODULAR WETLAND SYSTEMS, INC Wells Fargo Bank, National Association, As AgentPATENT SECURITY AGREEMENT ABL 0594790437 pdf
Mar 18 2022Forterra Pipe & Precast, LLCWells Fargo Bank, National Association, As AgentPATENT SECURITY AGREEMENT ABL 0594790437 pdf
Feb 10 2025United States Pipe and Foundry Company, LLCU S BANK TRUST COMPANY, NATIONAL ASSOCIATIONPATENT SECURITY AGREEMENT0701700919 pdf
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Feb 10 2025Forterra Pipe & Precast, LLCU S BANK TRUST COMPANY, NATIONAL ASSOCIATIONPATENT SECURITY AGREEMENT0701700919 pdf
Feb 10 2025FORTERRA CONCRETE PRODUCTS, LLCU S BANK TRUST COMPANY, NATIONAL ASSOCIATIONPATENT SECURITY AGREEMENT0701700919 pdf
Feb 10 2025CUSTOM BUILDING PRODUCTS, LLCU S BANK TRUST COMPANY, NATIONAL ASSOCIATIONPATENT SECURITY AGREEMENT0701700919 pdf
Feb 10 2025CONTECH ENGINEERED SOLUTIONS LLCU S BANK TRUST COMPANY, NATIONAL ASSOCIATIONPATENT SECURITY AGREEMENT0701700919 pdf
Feb 10 2025BEST BLOCK, LLCU S BANK TRUST COMPANY, NATIONAL ASSOCIATIONPATENT SECURITY AGREEMENT0701700919 pdf
Feb 10 2025USP HOLDINGS, LLCU S BANK TRUST COMPANY, NATIONAL ASSOCIATIONPATENT SECURITY AGREEMENT0701700919 pdf
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