ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,307, issued on June 23.
"Nursing bottle with dual chamber" was invented by Afshin Arian (Las Vegas).
According to the abstract* released by the U.S. Patent & Trademark Office: "A nursing bottle is provided for reducing tooth decay in a user. Embodiments provide a nursing bottle having a first chamber for containing a first liquid to feed an infant, such that the first liquid dispenses through lateral openings of a nipple. The bottle includes a second chamber sealed by a stopper having an extension extending into a nipple. Once the infant has fed on a volume of first liquid, a second liquid dispenses from the second chamber through the extension to a central opening of the nipple....