ALEXANDRIA, Va., March 3 -- United States Patent no. 12,568,081, issued on March 3, was assigned to McAfee LLC (San Jose, Calif.).

"Methods and apparatus for voice transformation, authentication, and metadata communication" was invented by Srikanth Nalluri (Bangalore, India), Dattatraya Kulkarni (Bangalore, India) and Ayush Agarwal (Bihar, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods and apparatus for voice transformation, authentication, and metadata communication are disclosed. An example apparatus includes interface circuitry, machine readable instructions, and programmable circuitry to identify an enrollment voice associated with the account, a first voice transformation applied to a firs...