ALEXANDRIA, Va., July 30 -- United States Patent no. 12,373,841, issued on July 29, was assigned to The PNC Financial Services Group Inc. (Pittsburgh).

"Anti-fraud technology for processing of financial instruments" was invented by Jose Paez (Pittsburgh) and Michael Koester (Pittsburgh).

According to the abstract* released by the U.S. Patent & Trademark Office: "System and methods validate a tangible financial instrument, such as a paper check, that comprises printed or embedded thereon a readable security graphic. The readable security graphic is decodable to a public key or token for the tangible financial instrument. Each key/token can correspond to a financial instrument of an account of an account holder. A host server can retrieve a...