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Publication numberUSD237704 S
Publication typeGrant
Publication dateNov 18, 1975
Filing dateMar 27, 1972
Publication numberUS D237704 S, US D237704S, US-S-D237704, USD237704 S, USD237704S
InventorsJohn G. Lane
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Building block
US D237704 S
Abstract  available in
Images(1)
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Claims  available in
Description  (OCR text may contain errors)

United States Patent Des. 237,704

Patented Nov. 18, 1975 Int. Cl. DZS-O] US. Cl. DIS-2 R FIG. 1 is a top, front. perspective view and FIG. 2 is a bottom, rear perspective view of a building block show ing my new design; and

FIG. 3 is a top. front, perspective view and FIG. 4 is a. bottom, rear perspective view of a modification of the building block showing my new design.

The dominant feature of applicants building block design resides in a plurality of evenly spaced, vertically and deeply striated panels of uniform width on at least the outer face of the building block, and additionally on end faces of corner blocks.

1 claim:

The ornamental design for a building block. substantially as shown and described.

Concrete Masonry Pictorial, vol. 26, No. 4, June 17, 1970, p. 6, block illustration.

A. HUGO WORD, Primary Examiner

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US4802320 *Nov 3, 1987Feb 7, 1989Keystone Retaining Wall Systems, Inc.Retaining wall block
US4914876 *Dec 20, 1988Apr 10, 1990Keystone Retaining Wall Systems, Inc.Retaining wall with flexible mechanical soil stabilizing sheet
US5017049 *Jul 26, 1990May 21, 1991Block Systems Inc.Composite masonry block
US5062610 *Jun 7, 1990Nov 5, 1991Block Systems Inc.Composite masonry block mold for use in block molding machines
US5294216 *Feb 6, 1991Mar 15, 1994Anchor Wall Systems, Inc.Composite masonry block
US5474405 *Oct 15, 1993Dec 12, 1995Societe Civile Des Brevets Henri C. VidalLow elevation wall construction
US5487623 *Aug 18, 1993Jan 30, 1996Societe Civile Des Brevets Henri C. VidalModular block retaining wall construction and components
US5507599 *Mar 31, 1993Apr 16, 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
US6178704Jul 1, 1999Jan 30, 2001Anchor Wall Systems, Inc.Splitting technique
US6183168Feb 3, 2000Feb 6, 2001Anchor Wall Systems, Inc.Composite masonry block
US6312197Sep 18, 2000Nov 6, 2001Anchor Wall Systems, Inc.Composite masonry block
US6474036 *Dec 29, 2000Nov 5, 2002James S. MartinRetaining wall block
US6616382Sep 17, 2001Sep 9, 2003Anchor Wall Systems, Inc.Composite masonry block
US7048472Jun 11, 2003May 23, 2006Anchor Wall Systems, Inc.Composite masonry block
US7360970Dec 8, 2005Apr 22, 2008Anchor Wall Systems, Inc.Composite masonry block
US7384215Aug 5, 2003Jun 10, 2008Anchor Wall Systems, Inc.Composite masonry block
USRE34314 *Feb 6, 1991Jul 20, 1993Keystone Retaining Wall Systems, Inc.Block wall
USRE37278 *Jun 11, 1993Jul 17, 2001Keystone Retaining Wall SystemsRetaining wall block