ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,779,074, issued on Nov. 3, was assigned to CROSSTEX INTERNATIONAL INC. (Northbrook, Ill.).

"Biological indicator reader, system and methods of use" was invented by Keith Hamberg (Excelsior, Minn.), John C. Houge (Maple Grove, Minn.), Greg Ingersoll (Minneapolis), Michael Scheidnes (Maple Grove, Minn.), Jeanette Sterner (Burnsville, Minn.) and Thomas Strele (Phoenix).

According to the abstract* released by the U.S. Patent & Trademark Office: "A biological indicator reader is provided for reading a plurality of biological indicators to determine the effectiveness of at least a sterilization process. Each biological indicator is configured to exhibit fluorescence when the sterilization p...