US Patent D689603 Face mask

Patent D689603 was granted and assigned to Humedics on September, 2013 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

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Humedics

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D689603

Date of Patent

September 10, 2013

Patent Application Number

29403328

Date Filed

October 4, 2011

Patent Citations Received

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US Patent D1031973 Mask

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US Patent D1007671 Mask

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US Patent D1019936 Mask

Patent Primary Examiner

Ian Simmons

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