ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,553, issued on Nov. 25, was assigned to SIO2 MEDICAL PRODUCTS LLC (Auburn, Ala.).

"Polymer vials with substantially flat bottoms and injection stretch blow molding methods for making the same" was invented by Eugene Sadzewicz (Auburn, Ala.), Kenneth Wade Kelly (Auburn, Ala.), Martin Baltazar (Auburn, Ala.), Adam Breeland (Auburn, Ala.), Thomas E. Fisk (Green Valley, Ariz.), David Henton (Midland, Mich.), Brian Maurer (North Wales, Pa.), Ahmad Taha (Auburn, Ala.) and Christopher Weikart (Auburn, Ala.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are polymer vials (110, 210) and injection stretch blow molding methods for making the same. A ...