ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,313, issued on Aug. 19, was assigned to VOCO GmbH (Cuxhaven, Germany).
"Process for the production of dental milling blanks" was invented by Andree Barg (Otterndorf, Germany), Daniel Oldenburger (Cuxhaven, Germany), Tobias Ebert (Cuxhaven, Germany) and Manfred Thomas Plaumann (Cuxhaven, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a process for producing dental milling blanks, wherein inorganic filler powders are in a first step surface-coated with a silane and wherein in a second step a polymerizable composition is adsorbed on the silanized surface. Subsequent compression and polymerization affords a homog...