ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,247, issued on July 15, was assigned to Alcon Inc. (Fribourg, Switzerland).
"Contact lenses with softer lens surfaces" was invented by Yongxing Qiu (Suwanee, Ga.), John Dallas Pruitt (Suwanee, Ga.), Ciara Dauenhauer (Cumming, Ga.), Chung-Yuan Chiang (Johns Creek, Ga.), Paul William Oyler (Cumming, Ga.) and Robert Carey Tucker (Suwanee, Ga.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention is related to a coated contact lens, especially a coated silicone hydrogel contact lens, which comprises an anterior surface, an opposite posterior surface, and a layered structural configuration from the anterior surface to the posterior surface. The la...