ALEXANDRIA, Va., June 25 -- United States Patent no. 12,340,147, issued on June 24, was assigned to Amazon Technologies Inc. (Seattle).

"Interactive personalized audio" was invented by Eric Michael Wagner (Seattle) and Donald Loyd Kaufman (Kirkland, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure is directed to methods, apparatuses, and systems for providing content streams with highly targeted, interactive content in a personalized manner. A content producer can generate a user-generic content stream associated with one or more user-specific content flags, which can describe how the user-specific content can be presented along with the content stream. A content-provider can purchase or ...