US Patent D684558 Earcup

Patent D684558 was granted and assigned to 3M on June, 2013 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D684558

Patent Inventor Names

Johan Martin Sallander0

Tobias Good0

Johan Håkansson0

Olof Hansson0

Date of Patent

June 18, 2013

Patent Application Number

29412142

Date Filed

January 31, 2012

Patent Citations Received

‌

US Patent D1033751 Ear protector

Patent Primary Examiner

‌

Paula Greene

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