Ear plug

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Description

FIG. 1 is a front perspective view of an ear plug, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a left side elevational view thereof, whereas the right side elevational view is a mirror image.

The broken lines shown in the FIGS. 1 and 4 drawings of the hole are for illustrative purposes only and form no part of the claimed design.

Claims

The ornamental design for a sparkplug-shaped ear plug, as shown and described.

Referenced Cited
U.S. Patent Documents
3259128 July 1966 Leight
D242743 December 14, 1976 Leight
4314553 February 9, 1982 Westerdal
4774938 October 4, 1988 Leight
5809574 September 22, 1998 Falco et al.
5904143 May 18, 1999 Magidson et al.
6129175 October 10, 2000 Tutor et al.
7107993 September 19, 2006 Magidson
7264081 September 4, 2007 Bruck
7464786 December 16, 2008 Falco et al.
Patent History
Patent number: D591416
Type: Grant
Filed: May 30, 2008
Date of Patent: Apr 28, 2009
Inventors: Randal D. Prowizor (Oak Grove, MN), Robert J. Randle (Richfield, MN)
Primary Examiner: Ian Simmons
Assistant Examiner: Anna J Burmeister
Attorney: Vidas, Arrett & Steinkraus, P.A.
Application Number: 29/318,906
Classifications
Current U.S. Class: Ear Plug Or Nose Clip (D24/106)