ALEXANDRIA, Va., May 26 -- United States Patent no. 12,635,691, issued on May 26, was assigned to Henkel AG & Co. KGaA (Dusseldorf, Germany).

"Fipronil containing insecticide gels" was invented by Daniel Thomas Piorkowski (Fairfield, Conn.), David Anthony Reagan (Ansonia, Conn.), Jordi Cortes Barea (Barcelona, Spain), Eduard Monsonis Guell (Barcelona, Spain), Elle Puigpelat Rubio (Sitges, Spain), Andreas Bauer (Kaarst, Germany), Frank Pessel (Duesseldorf, Germany) and Peter Schmiedel (Duesseldorf, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An insecticidal composition includes fipronil in an amount of less than 0.1 wt. %, at least one surfactant, at least one emulsion stabilizer, and at least one ...