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Publication numberUSD315382 S
Publication typeGrant
Application numberUS 07/078,691
Publication dateMar 12, 1991
Filing dateJul 27, 1987
Publication number07078691, 078691, US D315382 S, US D315382S, US-S-D315382, USD315382 S, USD315382S
InventorsKenneth L. Ragsdale
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Portable pitching mound
US D315382 S
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  1. The ornamental design for a portable pitching mound, as shown and described.

FIG. 1 is a front elevational view of a portable pitching mound showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a top plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6843739May 24, 2002Jan 18, 2005Stephen P. PutnamPortable pitching mound
US7361105 *Nov 17, 2005Apr 22, 2008True Pitch, Inc.Multiple piece pitching mound
US7621831Nov 10, 2006Nov 24, 2009Cliff Lee RobertsPortable pitching mound
US8157678Feb 14, 2011Apr 17, 2012True Pitch, Inc.Multiple piece pitching mound
US8216095Jul 3, 2008Jul 10, 2012Jane L. Weber, legal representativeArtificial pitching surface
U.S. ClassificationD21/780