ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,485,514, issued on Dec. 2, was assigned to Schneider GmbH & Co. KG (Fronhausen, Germany).
"Block mold and apparatus for blocking a lens" was invented by Gunter Schneider (Marburg, Germany) and Klaus Hofmann (Wehrheim, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus and a block mold for blocking a lens are proposed, wherein the lens is blocked on a block piece by means of a block material. The space between the lens and the block piece is laterally delimited by a block mold. The block mold is preferably plate-shaped and has a plurality of block openings for forming different block sizes and has an integrated coolant channel. This enabl...