ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,671, issued on Feb. 10.

"System and method of deterring unsolicited telephone calls" was invented by Hamid Ayub (Plantation, Fla.), Alina Ayub (Plantation, Fla.) and Kashif Ayub (Plantation, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a call processing system for controlling unsolicited telephone calls in a telecommunications network. The system includes at least one processor configured to receive a call request from an originating telephone number, determine that the number is not present in a contact list of a called-party device, and transmit a pre-connection notification indicating that completion of the call may be ...