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US Patent D889754 Hearing protector

Patent D889754 was granted and assigned to 3M on July, 2020 by the United States Patent and Trademark Office.

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Patent
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Patent attributes

Patent Applicant
3M
3M
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Current Assignee
3M
3M
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
D8897540
Date of Patent
July 7, 2020
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Patent Application Number
297210570
Date Filed
January 17, 2020
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Patent Citations Received
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US Patent D1039219 Earplug
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US Patent D1013283 Helmet accessory dome light
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Patent Primary Examiner
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Elizabeth J Oswecki
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