Slab on grade chair

Description

FIG. 1 is a perspective view of the slab on grade chair of a first embodiment of the present invention;

FIG. 2 is a top plan view of the slab on grade chair of FIG. 1;

FIG. 3 is a front elevational view of the slab on grade chair of FIG. 1 with the back elevational view being identical;

FIG. 4 is a right side elevational view of the slab on grade chair of FIG. 1 with the left side elevational view being a mirror image;

FIG. 5 is a bottom plan view of the slab on grade chair of FIG. 1;

FIG. 6 is a top plan view of a slab on grade chair of a second embodiment of the present invention;

FIG. 7 is a front elevational view of the slab on grade chair of FIG. 6 with the back elevational view being identical;

FIG. 8 is a right side elevational view of the slab on grade chair of FIG. 6 with the left side elevational view being a mirror image;

FIG. 9 is a bottom plan view of the slab on grade chair of FIG. 6;

FIG. 10 is a top plan view of a slab on grade chair of a third embodiment of the present invention;

FIG. 11 is a front elevational view of the slab on grade chair of FIG. 10 with the back elevational view being identical;

FIG. 12 is a right side elevational view of the slab on grade chair of FIG. 10 with the left side elevational view being a mirror image;

FIG. 13 is a bottom plan view of the slab on grade chair of FIG. 10;

FIG. 14 is a top plan view of a slab on grade chiar of a fourth embodiment of the present invention;

FIG. 15 is a front elevational view of the slab on grade chair of FIG. 14 with the back elevational view being identical;

FIG. 16 is a right side elevational view of the slab on grade chair of FIG. 14 with the left side elevational view being a mirror image; and,

FIG. 17 is a bottom plan view of the slab on grade chair of FIG. 14.

Claims

The ornamental design for a slab on grade chair, as shown and described.

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Inventors:	Hartzheim; G. Douglas (Yucaipa, CA)
Appl. No.:	D/054,168
Filed:	May 7, 1996

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Current U.S. Class:	D8/354
Current International Class:	0805
Field of Search:	;D85/354,356,380,384 ;D25/134 ;52/677,678,687,686,681,689,685 ;D6/349,352,355,357 ;404/136

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References Cited [Referenced By]

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U.S. Patent Documents

D279164	June 1985	Mitchell et al.
D279352	June 1985	Mitchell et al.
D334133	March 1993	Hartzheim
D346703	May 1994	Grosfillex
D365693	January 1996	Jones
D367976	March 1996	VanSkiver et al.
3255565	June 1966	Menzel
4000591	January 1977	Courtois
4483119	November 1984	Hernandez
4682461	July 1987	Sizemore
4756641	July 1988	Hartzheim
5107654	April 1992	Leonardis
5555693	September 1996	Sorkin

Foreign Patent Documents

	227969		May 1960		AU
	1186162		Apr 1985		CA
	1276874		Jun 1972		NO
	575043		Jan 1946		SE

Other References

Product brochure from Dura-Tech of Dayton, Ohio for Plaschair and Grade Plate Spacers. (date unknown). . Product brochure from Composite General, Inc. of Irving, Texas for Intersectional Chair. Mesh Chair and High Chair. (date unknown). . Product brochure from Lotel, Inc. of Baton Rouge, Louisiana for Mesh-Ups. (date unknown). . Product brochure from Hedlund Manufacturing Co. of Red Oak, Texas for PC. --Snap-On Paving Chairs. (date unknown). . Product brochure from WHC Products, Inc. of Houston, Texas for Stak Hi-Chair. (date unkown). . Product brochure from International Plastics, Corp. of Nicholasville, Kentucky for X High Chair, X Bar Chair and Joist Chair. (1991). . Product brochure from K.Y. Trading, Inc. of Los Angeles, California for Steel Spacer and Steel High Chair. (date unkown). . Product brochure from Spillman of Columbus, Ohio for Plasclips, Meshclips and Plaschairs. (Apr. 1994). . Product brochure from Art Mould Plastics, Ltd. of Ontario, Canada for Individual High Chairs and Individual Linden Chairs. (date unkown). . Product brochure from Craig's Construction Specialties, Inc. of Denver, Colorado for Mesh Chairs and Bar Chairs. (date unkown). . Product brochure from Seifert Abstandhalter of Schalksmuhle, Germany for Styrofix, Styrofix-Super and Styrofix-Extra. (date unkown). . Product brochure from Technique for Clip Type Spacer Clips, Spacer Chair and Support Chair. (date unkown). . Product brochure from Artikel of Wuppertal, Germany for Vierbein Spacer. (date unkown). . Product brochure from Eclipse Plastics of Woodinville, Washington for Tower. (date unkown)..

Primary Examiner: Lucas; Susan J.
Assistant Examiner: Ramirez; Cynthia E.
Attorney, Agent or Firm: Knobbe, Martens, Olson & Bear, LLP