ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,235, issued on May 26, was assigned to Dentsply Sirona Inc. (York, Pa.).
"Curable composition for dental impression" was invented by Massimo Rossi (Rovigo, Italy), Alberto Basso (Padua, Italy) and Lorenzo Galliera (Ferrara, Italy).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention is related to a curable composition for dental impression comprising: a curable base composition and a surfactant system comprising a first surfactant, which is at least one compound having formula (I) and a fluorotelomer having formula (II), which works synergistically with the fluorotelomer so as to permit the composition to surprisingly have a lower cont...