Metatarsal fluid filled shoe insert

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Description

FIG. 1 is a top plan view of a metatarsal fluid filled shoe insert showing my new design;

FIG. 2 is a bottom plan view;

FIG. 3 is a side elevational view;

FIG. 4 is an opposite side elevational view;

FIG. 5 is a front end view; and,

FIG. 6 is a rear end view.

Referenced Cited
U.S. Patent Documents
4255202 March 10, 1981 Swan, Jr.
5212894 May 25, 1993 Paparo
Patent History
Patent number: D341022
Type: Grant
Filed: May 7, 1992
Date of Patent: Nov 9, 1993
Assignee: Pittsburgh Plastics, Mfg., Inc. (Zelienople, PA)
Inventor: James E. Zona (Allison Park, PA)
Primary Examiner: Louis S. Zarfas
Attorney: Eric P. Schellin
Application Number: 7/879,410
Classifications
Current U.S. Class: D/2318