US Patent Issued to 3M Innovative Properties on April 29 for "Dicarboxylic acid compounds, inorganic particles treated with the dicarboxylic acid compounds, and compositions thereof" (Minnesota Inventors)

ALEXANDRIA, Va., June 9 -- United States Patent no. 12,286,396, issued on April 29, was assigned to 3M Innovative Properties Co. (St. Paul, Minn.).

"Dicarboxylic acid compounds, inorganic particles treated with the dicarboxylic acid compounds, and compositions thereof" was invented by Paul B. Armstrong (St. Paul, Minn.), Jonathan A. Anim-Addo (New Hope, Minn.), Bryan V. Hunt (Nowthen, Minn.) and Evan L. Schwartz (Vadnais Heights, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein is a dicarboxylic acid compound of formula (I): Wherein: R3 comprises an aryl group, R2 is an alkylene group comprising 1 to 6 carbon atoms, n is 0 or 1, R1 is H or CH3, and X is S or NZ, wherein Z is H, an alkyl ...