ALEXANDRIA, Va., June 5 -- United States Patent no. 12,274,722, issued on April 15, was assigned to PHAGE TECHNOLOGY CENTER GMBH (Boenen, Germany).

"Antibiotic free treatment of mastitis" was invented by Hansjorg Lehnherr (Bern, Switzerland), Tatiana Lehnherr-Ilina (Hamm, Germany) and Michael Fink (Hamm-Rhynern, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments relate to a composition comprising a bacteriophage or a mutant thereof and a storage solution, wherein the bacteriophage or the mutant thereof is capable of killing a Gram-positive bacterium comprising Staphylococcus aureus, wherein the composition is stable for at least about a year at 39.2-46.4deg F. (4-8deg C.)."

The patent was fi...