ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,629, issued on March 18, was assigned to Kabam Inc. (San Francisco).

"Multi-level lighting system" was invented by Cody Snyder (San Francisco) and Russell Warneboldt (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for facilitating lighting of objects during interactive gameplay by users on client computing platforms distinguishes activities performed prior to interactive gameplay and during interactive gameplay. Different client computing platforms may have different levels of graphics performance. Lighting may be defined by characteristics of one or more light sources that illuminate one or more objects in a multi...