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Publication numberUSD343461 S
Publication typeGrant
Application numberUS 29/000,019
Publication dateJan 18, 1994
Filing dateOct 5, 1992
Publication number000019, 29000019, US D343461 S, US D343461S, US-S-D343461, USD343461 S, USD343461S
InventorsArthur T. Powell
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Retaining wall block
US D343461 S
Abstract  available in
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  1. The ornamental design for a retaining wall block, as shown and described.

FIG. 1 is a right side perspective view of a retaining wall block showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a right side elevation view, the left side view being a mirror image thereof;

FIG. 4 is a front elevation view; and,

FIG. 5 is a rear elevation view.

Non-Patent Citations
1"Garden Wall, Another Quality Product From Keystone Retaining Wall Systems" Brochure, 2 Pages, by Keystone Retaining Wall Systems 1991.
2"Interlocking Retaining Walls From RISI Stone" Brochure, 2 Pages, by Rothbury Investments Ltd. and RISI Stone Ltd. 1989.
3"Light in the Hand . . . Heavy in the Wall" Brochure, 2 pages, by Stonewall Retaining Wall Systems and Westblock Products, Inc. 1991.
4"PISA II Interlocking Retaining Wall System for Garden Landscaping" Brochure, 2 Pages, by PISA II and RISI Stone Ltd. 1984, 1985.
5"PISA II Interlocking Retaining Wall System" Brochure, 2 Pages, by PISA II and RISI Stone Ltd. 1988.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6978580 *Nov 8, 2002Dec 27, 2005Ryan ClarkSolid core concrete block and method of making a concrete block retaining wall
US7963727Sep 12, 2007Jun 21, 2011E. Dillon & CompanyRetaining wall block and retaining wall comprised of retaining wall blocks
US8734060Feb 17, 2011May 27, 2014E. Dillon & CompanyDouble-wall structure comprised of interconnected dry-stacked wall blocks
U.S. ClassificationD25/114