Hearing protector headband
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Description
Portions of the drawings shown in broken lines form no part of the claimed design.
Claims
The ornamental design for a hearing protector headband, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D663902
Type: Grant
Filed: Aug 8, 2011
Date of Patent: Jul 17, 2012
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Robert Karlsson (Bredaryd), Oskar Juhlin (Gustavsberg), Martin Birath (Lidingo), August Michael (Enkede), Hans Nystrom (Vallingby)
Primary Examiner: Paula Greene
Attorney: Eric D. Levinson
Application Number: 29/398,960
Type: Grant
Filed: Aug 8, 2011
Date of Patent: Jul 17, 2012
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Robert Karlsson (Bredaryd), Oskar Juhlin (Gustavsberg), Martin Birath (Lidingo), August Michael (Enkede), Hans Nystrom (Vallingby)
Primary Examiner: Paula Greene
Attorney: Eric D. Levinson
Application Number: 29/398,960
Classifications