US Patent D842156 Door chime

Patent D842156 was granted and assigned to Broan-Nutone Llc on March, 2019 by the United States Patent and Trademark Office.

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Patent

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Patent Applicant

Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D842156

Patent Inventor Names

Ken Hanna0

Date of Patent

March 5, 2019

Patent Application Number

29590125

Date Filed

January 6, 2017

Patent Citations Received

‌

US Patent D1026698 Smart video doorbell

Patent Primary Examiner

‌

George D. Kirschbaum

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