Patent 10964138 was granted and assigned to Gentex Corporation on March, 2021 by the United States Patent and Trademark Office.
A system is provided for allowing temporary access to a desired area. The temporary access may be for the purposes of making a delivery. The system comprises a trainable transceiver configured to transmit an activation signal to a remote device; a mobile communications device in selective communication with the trainable transceiver; and an accessory selectively securable to mobile communications device and capable of transmitting information to trainable transceiver.