The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 02, 2023
Filed:
Apr. 03, 2019
The Chamberlain Group Llc, Oak Brook, IL (US);
Jordan Ari Farber, Oak Brook, IL (US);
Cory Jon Sorice, LaGrange, IL (US);
The Chamberlain Group LLC, Oak Brook, IL (US);
Abstract
A lock for securing a door is provided, the lock includes a housing configured to be mounted on a door, a locking member movable between locked and unlocked positions, a core with a keyway and configured to turn relative to the housing to cause the locking member to move between the locked and unlocked positions, at least one optical source configured to emit an electromagnetic radiation signal at an object in the keyway, at least one optical detector configured to detect at least a portion of the electromagnetic radiation signal, a memory configured to store at least one authorized key characteristic, a motor configured to control movement of the locking member between locked and unlocked positions, and a processor that determines at least one sensed characteristic of the object in the keyway based at least in part on the electromagnetic radiation signal.