ALEXANDRIA, Va., March 24 -- United States Patent no. 12,585,991, issued on March 24, was assigned to Deere & Co. (Moline, Ill.).

"Digital rights management of machine learning models" was invented by Yueqi Li (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for training an agricultural inference machine learning model to generate valid agricultural inferences of agricultural conditions based on ground truth sensor data that falls within a plurality of ground truth sensor value ranges associated with a particular agricultural area, and to generate invalid or ambiguous agricultural inferences of agricultural conditions based on ground truth sensor data that falls outside of the plur...