Dual earplug

- Bacou USA Safety, Inc.
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Description

FIG. 1 is a side elevation view of an earplug showing my design, with the opposite side view and top and bottom views being identical thereto;

FIG. 2 is a front elevation view thereof;

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

FIG. 4 is a side elevation view of an earplug of another design, which is identical to that of FIGS. 1-3 except that front (larger) and rear (smaller) halves of the earplugs are of different colors, the drawing being lined so the front half represents the color green and the rear half represents the color yellow.

Referenced Cited
U.S. Patent Documents
D303014 August 22, 1989 Gardner, Jr. et al.
315559 April 1885 Schwarzchild et al.
D378127 February 18, 1997 Brown
2538339 January 1951 Thomas
Patent History
Patent number: D405521
Type: Grant
Filed: Jun 23, 1997
Date of Patent: Feb 9, 1999
Assignee: Bacou USA Safety, Inc. (San Diego, CA)
Inventor: Howard S. Leight (San Diego, CA)
Primary Examiner: Pamela Burgess
Attorneys: Art Freilich, Robert Hornbaker, Leon Rosen
Application Number: 0/72,718
Classifications
Current U.S. Class: Ear Plug Or Nose Clip (D24/106); Capsule (D24/104)
International Classification: 2404;