ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,767,769, issued on Oct. 20, was assigned to Agilent Technologies Inc. (Santa Clara, Calif.).

"Methods of making monodisperse populations of polyarylketone or polyarylthioetherketone particles" was invented by John William Davies (Shrewsbury, Great Britain) and Thomas Jacob Cobb (Shrewsbury, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides methods for making substantially monodisperse populations of substantially spherical particles of polyarylketone polymers or of thio-analogues of such polymers, of selected sizes. Populations of such particles can be used, for example, to form porous devices with greater control of po...