Futon mattress

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Description

FIG. 1 is a perspective view of a futon mattress, showing our new design; the broken lines are for environmental purposes only and form no part of the claimed design.

FIG. 2 is a perspective view of the futon mattress without the frame, showing the end detail;

FIG. 3 is a perspective view of the mattress in a flat position;

FIG. 4 is a front elevational view thereof the rear being identical thereto;

FIG. 5 is a side elevational view thereof the opposite side being a mirror image thereof;

FIG. 6 is a top plan thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
2830306 April 1958 Wagner et al.
3242511 March 1966 Fultz et al.
4070719 January 31, 1978 Morgan
4207636 June 17, 1980 Ceriani
4330892 May 25, 1982 Fukushima
4397053 August 9, 1983 Fanti
4524473 June 25, 1985 Fanti
4538308 September 3, 1985 Grigoriev
4673452 June 16, 1987 Awdhan
4879776 November 14, 1989 Farley
4928337 May 29, 1990 Chauncey
4965901 October 30, 1990 Normand
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5636397 June 10, 1997 Boyd et al.
5782408 July 21, 1998 Carter
Patent History
Patent number: D426739
Type: Grant
Filed: Mar 12, 1999
Date of Patent: Jun 20, 2000
Assignee: Federal Foam Technologies, Inc. (St. Paul, MN)
Inventors: Kelly P. Kidder (Stillwater, MN), Dan E. Duval (Ellsworth, MN)
Primary Examiner: Janice E. Seeger
Attorneys: Chad A. Klingbeil, Craig J. Oppenheimer Wolff & Donnelly LLP Lervick
Application Number: 0/101,853
Classifications
Current U.S. Class: D/6596; D6/601
International Classification: 0609;