Flange earplug

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Description

FIG. 1 is a rear isometric view of a flange earplug of the invention.

FIG. 2 is a left side elevation view thereof.

FIG. 3 is a front view thereof; and,

FIG. 4 is a rear view thereof.

Claims

The ornamental design for flange earplug, as shown and described.

Referenced Cited
U.S. Patent Documents
D195322 May 1963 Hill
D239416 March 1976 Visor
4936411 June 26, 1990 Leonard
5819745 October 13, 1998 Mobley et al.
D493219 July 20, 2004 Falco
D521637 May 23, 2006 Yang
20040069310 April 15, 2004 Falco
Other references
  • Lab Safety Supply “Industrial Supplies Buye's Guide” (item NRR: 27dB, NRR: 26dB andNRR: 27dB) p. 73 @ 2000.
Patent History
Patent number: D539415
Type: Grant
Filed: May 23, 2005
Date of Patent: Mar 27, 2007
Assignee: Howard Leight Industries, LLC (San Diego, CA)
Inventor: Thomas W. Fleming (San Diego, CA)
Primary Examiner: Ian Simmons
Assistant Examiner: W. Laymon
Attorney: Leon D. Rosen
Application Number: 29/230,527