Walker attachment

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Description

FIG. 1 is a top left front perspective view of a walker attachment showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D197750 March 1964 Rosenberg
D357322 April 11, 1995 Matthews
D359162 June 13, 1995 Knight
D362336 September 19, 1995 Weaver
755713 March 1904 Shanahan
879471 February 1908 Kabureck
1534440 April 1925 Carter
1937438 November 1933 Schacht
2857925 October 1958 Higginbotham
3251372 May 1966 Smith
3876041 April 1975 Pivacek
4029311 June 14, 1977 Chanslor et al.
4098283 July 4, 1978 Tritle, Jr.
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4881564 November 21, 1989 Fetterman
4947882 August 14, 1990 Levasseur
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5307828 May 3, 1994 Gardner et al.
5377710 January 3, 1995 Laser
5573213 November 12, 1996 Henderson et al.
5692762 December 2, 1997 Obitts
5711335 January 27, 1998 Carpinella
Other references
  • P. 5, Walker attachments; Tubular Fabricators Industry, Inc., 600 West Wythe Street, Petersburg, Virginia 23803. Published at least as early as Nov., 1997. P. 5, Walker attachments; Invacare Corporation, 899 Cleveland Street, Elyria, Ohio 44036-4028. Publication date Feb., 1996. P. 6, Walker attachments; Guardian Products Inc., 4175 Guardian Street, Simi Valley, California 93063. Publication date 1996. P. 27, Walker attachments; Rubbermaid Commercial Products Inc., 3124 Valley Avenue, Winchester, Virginia 22601. Publication date 1997.
Patent History
Patent number: D412615
Type: Grant
Filed: Aug 12, 1998
Date of Patent: Aug 10, 1999
Assignee: Rubbermaid Commercial Products Inc. (Winchester, VA)
Inventors: Keith E. Brightbill (Stephens City, VA), David M. Dobersztyn (Stephens City, VA)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: Catherine R Oliver
Attorney: Richard B. O'Planick
Application Number: 0/92,107
Classifications
Current U.S. Class: D 3/17
International Classification: 0303;