Defcon Products, LLC, the Venice-based manufacturer and distributor of innovative lockdown devices, TeacherLock and SaberLock, announced on Dec. 17 that the United States Patent and Trademark Office granted to the Company U.S. Patent No. 11214986, entitled “Emergency Deadbolt Device.”

The USPTO also issued a Notice of Allowance for the company’s U.S. Patent Application No. 16/139,827 entitled “Emergency Deadbolt Device,” and an “Issue Notice” indicating the patent publication date of 1/4/2022.

The granted patent relates to the unique functionality which allows the fast and efficient locking of a door in an emergency, preventing or delaying access by intruders, active shooters or other unauthorized persons.