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US Patent D874432 Audio subwoofer

Patent D874432 was granted and assigned to Sound United on February, 2020 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Patent Applicant

Polk Audio

Current Assignee

Sound United

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D874432

Patent Inventor Names

Lauren Sweer0

Jeremy Savage0

Michael DiTullo0

Date of Patent

February 4, 2020

Patent Application Number

29600805

Date Filed

April 15, 2017

Patent Citations Received

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US Patent D1041569 Toy speaker

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US Patent D1019606 Speaker

Patent Primary Examiner

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T Chase Nelson

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