ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,419,273, issued on Sept. 23.

"Method for production of milk with a high content of native vitamin D" was invented by Tony Gnann (Munich).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for the production of milk with a high content of native vitamin D3, comprising the irradiation of one or more lactating animals in a roofed enclosure, having at least one luminaire with a lamp emitting UV-A and UV-B radiation, and the milking of animals. The method allows producing milk having a high content of native vitamin D. The method also leads to an improved milk yield per animal."

The patent was filed on Feb. 1, 2016, under Appli...