Earplug stem

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Description

FIG. 1 is a side elevation view of an earplug stem, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevation view thereof; and,

FIG. 5 is a front elevation view thereof.

Claims

I claim, the ornamental design for an earplug stem, as shown and described.

Referenced Cited
U.S. Patent Documents
5781638 July 14, 1998 Hosaka et al.
D413379 August 31, 1999 Leight
D427304 June 27, 2000 Magidson et al.
D455835 April 16, 2002 Anderson et al.
D457514 May 21, 2002 Marion et al.
D474171 May 6, 2003 Suzuki
6574345 June 3, 2003 Huang
D487077 February 24, 2004 Obata
D510337 October 4, 2005 Tages
D514551 February 7, 2006 Lee et al.
D517054 March 14, 2006 Yang
D535644 January 23, 2007 Drambarean et al.
Patent History
Patent number: D550655
Type: Grant
Filed: Nov 9, 2005
Date of Patent: Sep 11, 2007
Assignee: Cabot Safety Intermediate Corporation (Newark, DE)
Inventor: Robert N. Falco (Indianapolis, IN)
Primary Examiner: Paula A. Greene
Attorney: Cantor Colburn LLP
Application Number: 29/242,377
Classifications
Current U.S. Class: Headphone (D14/223)