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Publication numberUSD297574 S
Publication typeGrant
Application numberUS 06/869,933
Publication dateSep 6, 1988
Filing dateJun 2, 1986
Publication number06869933, 869933, US D297574 S, US D297574S, US-S-D297574, USD297574 S, USD297574S
InventorsPaul J. Forsberg
Original AssigneeKeystone Retaining Wall Systems, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Wall block
US D297574 S
Images(10)
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Claims(1)
  1. The ornamental design of a wall block, substantially as shown and described.
Description

FIG. 1 is a perspective view of a first embodiment of the wall block showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof;

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

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

FIG. 8 is a second modification of the wall block of my new design;

FIG. 9 is a top view of FIG. 8;

FIG. 10 is a bottom view of FIG. 8;

FIG. 11 is a front view of FIG. 8;

FIG. 12 is a rear view of FIG. 8;

FIG. 13 is a sectional view taken along the line 13--13 of FIG. 9;

FIG. 14 is a sectional view taken along the line 14--14 of FIG. 10;

FIG. 15 is a perspective view of a third embodiment of the wall block of my new design;

FIG. 16 is a top view of FIG. 15;

FIG. 17 is a bottom view of FIG. 15;

FIG. 18 is a front view of FIG. 15;

FIG. 19 is a rear view of FIG. 15;

FIG. 20 is a sectional view taken along the line 20--20 of FIG. 16;

FIG. 21 is a sectional view taken along the line 21--21 of FIG. 17;

FIG. 22 is a perspective view of a fourth embodiment of the wall block of my new design;

FIG. 23 is a top view of FIG. 22;

FIG. 24 is a bottom view of FIG. 22;

FIG. 25 is a front view of FIG. 22;

FIG. 26 is a rear view of FIG. 22;

FIG. 27 is a sectional view taken along the line 27--27 of FIG. 23;

FIG. 28 is a sectional view taken along the line 28--28 of FIG. 24;

FIG. 29 is a perspective view of a fifth embodiment of the wall block of my new design;

FIG. 30 is a top view of FIG. 29;

FIG. 31 is a bottom view of FIG. 29;

FIG. 32 is a front view of FIG. 29;

FIG. 33 is a rear view of FIG. 29;

FIG. 34 is a sectional view taken along the line 34--34 of FIG. 30; and

FIG. 35 is a sectional view taken along the line 35--35 of FIG. 31.

Non-Patent Citations
Reference
1The Besser Company Bulletin, Feb. 1985.
2The 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
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
US6488448Jan 7, 2000Dec 3, 2002Kiltie Corp.Block module
US6960048Aug 28, 2002Nov 1, 2005Kiltie CorporationModular segmented retaining wall
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
US7229235Aug 31, 2005Jun 12, 2007Kiltie CorporationRetaining wall system
US7244079Sep 15, 2005Jul 17, 2007Kiltie CorporationRetaining wall system
US7823360May 24, 2007Nov 2, 2010Jared CottleOpen core building blocks system
Classifications
U.S. ClassificationD25/114