ALEXANDRIA, Va., March 31 -- United States Patent no. 12,590,111, issued on March 31, was assigned to Muhlbauer Technology GmbH (Hamburg, Germany).

"Flavonoid derivative for treating dental caries" was invented by Kaja Yorgan (Halstenbek, Germany) and Olav-Sven Becker (Scheggerott, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a flavonoid derivative containing a flavonoid that is coupled to an alkylene group via an ether bond, said alkylene group having an adhesion group for adhesion onto a dental surface. The flavonoid derivative has a long-term suppressing effect on the dental disease-causing formation of biofilm on the dental surfaces treated with the flavonoid derivative...