Hearing protective earplug

- Cabot Safety Corporation
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Description

FIG. 1 is a perspective view of a hearing protective earplug showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D298356 November 1, 1988 Falco
D340282 October 12, 1993 Leight
2670738 March 1954 Gibbons
2804072 August 1957 Genger
3131241 April 1964 Mendelson
4023642 May 17, 1977 Korn
Other references
  • Excel.TM. Foam Earplug, Safety Supply America Circular No. 77, 1993. Airsoft.RTM. Earplug, Global Occupational Safety Catalog, 330SC, p. 70 (1992).
Patent History
Patent number: D358463
Type: Grant
Filed: Sep 21, 1993
Date of Patent: May 16, 1995
Assignee: Cabot Safety Corporation (Southbridge, MA)
Inventor: Robert N. Falco (Indianapolis, IN)
Primary Examiner: A. Hugo Word
Assistant Examiner: I. Simmons
Application Number: 0/13,215
Classifications
Current U.S. Class: Ear Plug Or Nose Clip (D24/106)