ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,454,723, issued on Oct. 28, was assigned to Longhorn Vaccines and Diagnostics LLC (Bethesda, Md.).
"Multipurpose compositions for collecting and transporting biological material" was invented by Luke T. Daum (San Antonio) and Gerald W. Fischer (Bethesda, Md.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention is directed to compositions and methods for collecting, transporting, and storing, without refrigeration, biological materials, which may comprise samples of biological, clinical, forensic, and/or environmental origin. These compositions preserve the viability of the collected organisms and/or the RNA/DNA and proteins in the sample composi...