Combined earplug and insertion stem

- Howard Leight Industries

Description

FIG. 1 is a front isometric view of a combined earplug and insertion stem, showing my design.

FIG. 2 is an exploded front isometric view thereof, showing the earplug shell and showing the insertion stem of the design.

FIG. 3 is a left side elevation of the earplug with insertion stem of FIG. 1, the top and bottom views being identical thereto and the right side view being a mirror image thereof.

FIG. 4 is a front elevation view thereof.

FIG. 5 is a rear elevation view thereof.

FIG. 6 is a rear elevation view of only the earplug shell of FIG. 2.

FIG. 7 is a left side elevation view of only the insertion stem of FIG. 2, the tope and bottom views being identical thereto and the right side view being am mirror image thereof.

FIG. 8 is a front elevation view of the insertion stem of FIG. 7; and,

FIG. 9 is a rear elevation view of the insertion stem of FIG. 7.

Referenced Cited

U.S. Patent Documents

D234321 February 1975 Visor
2888921 June 1959 Nielson et al.
3856007 December 1974 Leight
3881570 May 1975 Lewis

Patent History

Patent number: D413379
Type: Grant
Filed: May 8, 1998
Date of Patent: Aug 31, 1999
Assignee: Howard Leight Industries (San Diego, CA)
Inventor: Howard S. Leight (Malibu, CA)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I Simmons
Law Firm: Freilich Hornbaker Rosen
Application Number: 0/87,770

Classifications

Current U.S. Class: Ear Plug Or Nose Clip (D24/106)
International Classification: 2404;