ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,496,343, issued on Dec. 16, was assigned to University of Masachusetts (Westborough, Mass.).

"Long-acting photoreceptor-binding nanoparticles, and compositions and methods thereof" was invented by Gang Han (Shrewsbury, Mass.) and Tian Xue (Lawrence Township, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a novel class of long-acting photoreceptor-binding nanoparticles, methods of their preparation, and compositions and uses thereof. The invention also relates to use of such nanoparticles and compositions for NIR light sensation and pattern vision, visual enhancement and repair, and other ophthalmology therapies."

The patent ...