ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,380,439, issued on Aug. 5, was assigned to Ava Labs Inc. (New York).

"Authenticated cross-subnet communication" was invented by Michael Edmond Kaplan (New York), Stephen Buttolph (Brooklyn, N.Y.), Daniel Laine (Jersey City, N.Y.), Alexander Dunn (New York), Cameron John Schultz (Chicago), Aaron Buchwald (New York), Patrick Robert O'Grady (Palo Alto, Calif.) and Bernard Wong (Waterloo, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Various aspects of the subject technology relate to systems, methods, and machine-readable media for cross-chain communication in a blockchain platform. Various aspects may include accepting, at a first blockchain, a fir...