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Publication numberUSD300254 S
Publication typeGrant
Application numberUS 07/202,993
Publication dateMar 14, 1989
Filing dateJun 6, 1988
Publication number07202993, 202993, US D300254 S, US D300254S, US-S-D300254, USD300254 S, USD300254S
InventorsPaul J. Forsberg
Original AssigneeKeystone Retaining Wall Systems, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Retaining wall block
US D300254 S
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  1. The ornamental design for a retaining wall block, as shown and described.

FIG. 1 is a bottom front perspective view of a retaining wall block of my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a sectional view taken along line 6--6 of FIG. 2; and

FIG. 7 is a sectional view taken along line 7--7 of FIG. 3.

Non-Patent Citations
1Concrete Masonry Pictorial, vol. 33, No. 3 C 1977, p. 35.
2The Besser Company brochure "Modular Concrete Block", 1984, pp. 18-19.
3The Besser Company brochure "Paving Stone", Jun. 1984, pp.
4The Besser Company Bulletin, Feb. 1985.
5The Hollow Building Tile Assoc, Handbook, p. 11, Jan. 1924.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US5017049 *Jul 26, 1990May 21, 1991Block Systems Inc.Composite masonry block
US5294216 *Feb 6, 1991Mar 15, 1994Anchor Wall Systems, Inc.Composite masonry block
US5487623 *Aug 18, 1993Jan 30, 1996Societe Civile Des Brevets Henri C. VidalModular block retaining wall construction and components
US5589124 *Jun 6, 1995Dec 31, 1996Block Systems, Inc.Method of forming composite masonry blocks
US5624211 *Feb 14, 1994Apr 29, 1997Societe Civile Des Brevets Henri C. VidalModular block retaining wall construction and components
US6142713 *Sep 25, 1998Nov 7, 2000Anchor Wall Systems, Inc.Composite masonry block
US6168353Aug 27, 1998Jan 2, 2001Rockwood Retaining Walls, Inc.Retaining wall and method of wall construction
US6178704Jul 1, 1999Jan 30, 2001Anchor Wall Systems, Inc.Splitting technique
US6183168Feb 3, 2000Feb 6, 2001Anchor Wall Systems, Inc.Composite masonry block
US6250850Aug 19, 1999Jun 26, 2001Rockwood Retaining Walls, Inc.Block with multifaceted bottom surface
US6312197Sep 18, 2000Nov 6, 2001Anchor Wall Systems, Inc.Composite masonry block
US7124754Aug 6, 2004Oct 24, 2006Custom Precast & Masonry, Inc.Method and device for creating a decorative block feature
US7168218Jun 11, 2004Jan 30, 2007David Stalder SpratlenMortarless fence block system
US7823360May 24, 2007Nov 2, 2010Jared CottleOpen core building blocks system
US8272812Aug 17, 2009Sep 25, 2012Smart Slope LlcRetaining wall system
US8745953Sep 21, 2012Jun 10, 2014Smart Slope, LlcRetaining wall system
U.S. ClassificationD25/114, D25/116