ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,233,192, issued on Feb. 25, was assigned to Haemair Ltd. (Swansea, Great Britain).
"Cell washing apparatus" was invented by William Richard Johns (Swansea, Great Britain) and Ronald Kelvin Knight (Swansea, Great Britain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cell washing apparatus is provided to wash a cell-containing fluid. The apparatus is arranged to exchange one or more exchangeable entities from a cell-containing first fluid, and comprises, a first fluid conduit and a second fluid conduit, the second fluid conduit separated from the first fluid conduit by a semi-permeable membrane disposed therebetween; the first fluid conduit having a fi...