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Publication numberUSD393997 S
Publication typeGrant
Application numberUS 29/054,169
Publication dateMay 5, 1998
Filing dateMay 7, 1996
Publication number054169, 29054169, US D393997 S, US D393997S, US-S-D393997, USD393997 S, USD393997S
InventorsG. Douglas Hartzheim
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Bolster bar
US D393997 S
Abstract  available in
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  1. The ornamental design for a bolster bar, as shown and described.

FIG. 1 is a perspective view of a bolster bar of the present invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof with the back elevational view being identical;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is an enlarged left side elevational view thereof; and,

FIG. 6 is a right side elevational view thereof.

Non-Patent Citations
1Product brochure from Conac Accessories, Inc. of Norcross, Georgia for U-FIX Slab Bolster and SEMIFIX--Beam Bolster. (1995).
2Product brochure from Guenette in Quebec, Canada for Reinforcing Steel Support. Nov. 1988.
3Product brochure from Hammerl. (1992).
4Product brochure from International Plastics, Corp. of Nicholasville, Kentucky for Slab/Beam Bolster. (1991).
5Product brochure from Medco Steel Products for Reinforcing Bar Supports. (Jan. 2, 1996).
6Product brochure from Seifert Abstandhalter for a telefix with connecting device (1976).
7Product brochure from Seifert. (1992).
8Product brochure from Spillman of Columbus, Ohio for Slab Bolster. Apr. 1994.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6722097Jul 12, 2001Apr 20, 2004Aztec Concrete Accessories, Inc.Plastic slab bolster upper
US6735918Aug 19, 2002May 18, 2004Aztec Concrete Accessories, Inc.Plastic slab bolster upper
US6948291Dec 2, 2003Sep 27, 2005Aztec Concrete Accessories, Inc.Plastic slab bolster upper
US7284354 *Mar 7, 2005Oct 23, 2007Sorkin Felix LUpper beam slab bolster with extruded plates
US7775010Jan 23, 2008Aug 17, 2010Dayton Superior CorporationSlab bolster coupling
US20040107668 *Dec 2, 2003Jun 10, 2004Aztec Concrete Accessories, Inc.Plastic slab bolster upper
USD732928Dec 19, 2012Jun 30, 2015Meadow Burke, LlcBolster for supporting rebar
USD733529Dec 19, 2012Jul 7, 2015Meadow Burke, LlcRebar bolster
U.S. ClassificationD08/354