ALEXANDRIA, Va., March 31 -- United States Patent no. 12,588,861, issued on March 31, was assigned to Applied Cognition Inc. (Redwood City, Calif.).

"Wearable device and method for non-invasive assessment of glymphatic flow" was invented by Paul Dagum (Los Altos Hills, Calif.) and Laurent B. Giovangrandi (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implemented method and system includes a head-mounted wearable device with two current electrodes that provide input alternating currents over a range of frequencies to a subject during at least one intervention. The head-mounted wearable device includes at least two sense electrodes that collect voltage difference measurements in r...