ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,251, issued on March 17, was assigned to PHARAOH NEURO INC. (Minneapolis).

"Systems and methods for the conditioning of cerebrospinal fluid" was invented by Blake Hedstrom (Minneapolis), Shivanand P. Lad (Durham, N.C.), Aaron McCabe (Edina, Minn.), Emily Meyering (St. Louis Park, Minn.), Jack Mondry (Edina, Minn.), Amrita Sawhney (Princeton Junction, N.J.), Elizabeth Scheurer (Minneapolis), Matthew Stoll (Minneapolis) and Abhi Vase (Los Altos Hills, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for treating biologic fluids are disclosed. Some disclosed embodiments may be used to filter cerebrospinal fluid (CSF) from a hu...