Hearing protector
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Description
Portions of the drawings shown in broken lines do not form an essential part of the design.
Claims
The ornamental design for a hearing protector, as shown and described.
Referenced Cited
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Patent History
Patent number: D671273
Type: Grant
Filed: Apr 28, 2011
Date of Patent: Nov 20, 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: 29/390,655
Type: Grant
Filed: Apr 28, 2011
Date of Patent: Nov 20, 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: 29/390,655
Classifications