US Patent Issued to Roche Molecular Systems, Sandstone Diagnostics on June 30 for "Devices and methods for determining particle concentration in a sample" (California Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,829, issued on June 30, was assigned to Roche Molecular Systems Inc. (Pleasanton, Calif.) and Sandstone Diagnostics Inc. (Pleasanton, Calif.).

"Devices and methods for determining particle concentration in a sample" was invented by Jon Epperson (Pleasanton, Calif.), Laura Fredriksen (Pleasanton, Calif.), Kyungjin Hong (Pleasanton, Calif.), Jenq-Thun Li (Pleasanton, Calif.), Bhairavi Rajiv Parikh (Pleasanton, Calif.) and Ulrich Schaff (Pleasanton, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cartridge for determining a concentration of target cells within a sample includes a separation portion and a detection portion. The separation portio...