ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,768,810, issued on Oct. 20, was assigned to Siemens Healthcare Diagnostics Inc. (Tarrytown, N.Y.).

"Enhanced chloride selective membrane" was invented by Bo Peng (Boulder, Colo.) and David Thompson (Kennett Square, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a chloride selective membrane including an epoxide-based matrix reacted with a stoichiometric amount of an amino compound and an activator such that the epoxide-based matrix comprises a number of quaternary ammonium groups."

The patent was filed on Aug. 5, 2024, under Application No. 18/794,557.

*For further information, including images, charts and tables, please visit: h...