ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,942, issued on Feb. 10, was assigned to Sartorius Stedim Biotech GmbH (Germany).
"Filtration unit, method for producing same, method for detecting microorganisms and use of the filtration unit" was invented by Karl Pflanz (Gottingen, Germany), Stephan Scholz (Gottingen, Germany) and Jorg Hosch (Gottingen, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a filtration unit with a filtration membrane, nutritive cardboard disc and, if necessary, a support structure, wherein the nutritive cardboard disc and/or the support structure comprises a solid, water-soluble nutrient medium and a water-soluble and/or water-swe...