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DOORBELL COMMUNICATION SYSTEMS AND METHODS

18/95,479 | U.S. Patent Application

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Location ELECTRONIC
Filed Jan. 10, 2023
Examiner JOSEPH W BECKER
Class 340
Art Group 2483
Case Type Utility - 340/005500
Status Notice of Allowance Mailed -- Application Received in Office of Publications
Parent 16/915,977 Patented
Parent 15/719,543 Abandoned
Parent 15/615,818 Patented
Parent 15/292,019 Abandoned
Parent 14/861,613 Patented
Parent 14/728,975 Patented
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Last Updated: 3 months ago
Date # Transaction