Weightlifting plate

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Description

FIG. 1 is a perspective view of an embodiment of a weightlifting plate showing our new design;

FIG. 2 is a front view of the weightlifting plate of FIG. 1, and wherein the rear view is identical to the front view.

FIG. 3 is a perspective view of yet another embodiment of a weightlifting plate showing our new design; and,

FIG. 4 is a front view of the weightlifting plate of FIG. 3, and wherein the rear view is identical to the front view.

The broken line portions of the drawing disclosure are for illustrative purposes only and form no part of the claimed design.

Referenced Cited
U.S. Patent Documents
D215057 August 1969 Sun
D299373 January 10, 1989 Parker et al.
D354322 January 10, 1995 Vodhanel, Jr.
D355007 January 31, 1995 Rojas et al.
4618142 October 21, 1986 Joseph, Jr.
4673179 June 16, 1987 Pengler
5137502 August 11, 1992 Anastasi
5692996 December 2, 1997 Widerman
Other references
  • Photographs of Scientific weightlifting plate. Counsilman, James, "Using Isometric Isontonic and Intermediary Exercises", Indiana Physical Fitness Program and Equipment, Indiana University Foundation, 1964. Brochure for Roberts weightlifting plates, 1967.
Patent History
Patent number: D409695
Type: Grant
Filed: May 7, 1998
Date of Patent: May 11, 1999
Assignee: Iron Grip Barbell Company, Inc. (Fountain Valley, CA)
Inventors: Michael D. Rojas (Tustin, CA), Scott J. Frasco (Huntington Beach, CA)
Primary Examiner: Philip S. Hyder
Law Firm: Darby&Darby
Application Number: 0/87,655
Classifications
Current U.S. Class: Weight (D21/680)
International Classification: 2102;