ALEXANDRIA, Va., June 2 -- United States Patent no. 12,642,903, issued on June 2, was assigned to Fenwal Inc. (Lake Zurich, Ill.).

"Adjustment of target interface position in a centrifuge based on lipid concentration" was invented by Benjamin E. Kusters (Pleasant Prairie, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are provided for improving efficiency and quality of plasma being removed from a blood separation chamber. The system includes a separation chamber in which plasma is separated from cellular blood components, a pump for moving the plasma and an outlet line for removing the separated plasma from the blood separation chamber. An optical sensor assembly is configured to mo...