ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,536,537, issued on Jan. 27, was assigned to Comcast Cable Communications LLC (Philadelphia).

"Systems and methods for transaction authorization" was invented by Govind Karadkhelkar (Malvern, Pa.), David Burmester (New Hope, Pa.), Kohposh Kuda (Houston), Swaraj Rajeev (Parker, Colo.), Joel Rieck (Parker, Colo.), Ramesh Bheemappa (Highlands Ranch, Colo.), Ramu Vemula (Englewood, Colo.) and Nicholas Andris (Philadelphia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A pre-purchase serviceability check may be provided to confirm serviceability of a product by a user prior to the purchase of the product. A message may be received by a server and from a user ...