Multi-cone earplug

Description

FIG. 1 is a front and bottom isometric view of a multi-cone earplug showing my new design;

FIG. 2 is a left side elevation view thereof, the right side being a mirror image thereof;

FIG. 3 is a front elevation view thereof; and,

FIG. 4 is a rear elevation view thereof.

Referenced Cited
U.S. Patent Documents
D195322 May 1963 Hill
D234321 February 1975 Visor
D262491 December 29, 1981 Ebert
D273614 April 24, 1984 Rolla
D298356 November 1, 1988 Falco
4314553 February 9, 1982 Westerdal
Patent History
Patent number: D371840
Type: Grant
Filed: Jun 16, 1994
Date of Patent: Jul 16, 1996
Inventor: Howard S. Leight (Santa Monica, CA)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I. Simmons
Law Firm: Freilich Hornbaker Rosen
Application Number: 0/24,548
Classifications
Current U.S. Class: Ear Plug Or Nose Clip (D24/106)