Hearing protector

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a hearing protector our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a rear view thereof; and,

FIG. 6 is a right side view thereof, the left side being a mirror image of the right side view.

Portions of the drawings shown in broken lines do not form part of the claimed design.

Claims

The ornamental design for a hearing protector, as shown and described.

Referenced Cited
U.S. Patent Documents
3051961 September 1962 Clark
D206256 November 1966 Boyer
4571746 February 25, 1986 Gorike
D298670 November 22, 1988 Palmaer
D385665 October 28, 1997 Westerdal
D388552 December 30, 1997 Weaver
D399607 October 13, 1998 Davis
D545001 June 19, 2007 Le Gette et al.
D590547 April 14, 2009 Brace et al.
D590548 April 14, 2009 Johnson et al.
D597709 August 4, 2009 Juhlin
D604911 November 24, 2009 Juhlin
D606969 December 29, 2009 Semcken
D606970 December 29, 2009 Semcken
D616155 May 18, 2010 Juhlin
D617770 June 15, 2010 Sanguinetti et al.
D638586 May 24, 2011 Aaskov et al.
D644199 August 30, 2011 Sugiyama
D651764 January 3, 2012 Gresko et al.
Foreign Patent Documents
300901844 April 2009 CN
300905842 April 2009 CN
300909833 April 2009 CN
000388051-001 September 2010 EM
WO 01/03623 January 2001 WO
Patent History
Patent number: D668392
Type: Grant
Filed: Apr 28, 2011
Date of Patent: Oct 2, 2012
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Lars G. E. Carlborg (Värnamo), Johan Rapp (Värnamo), Leif S. Johansson (Mockfjärd), Martin L. Birath (Lidingö), August H. Michael (Enkede), Oskar E. Juhlin (Gustavsberg)
Primary Examiner: Elizabeth J Oswecki
Application Number: 29/390,654
Classifications
Current U.S. Class: D29/12; Element Or Attachment (D29/122)