First sale of a patent via NFT blockchain token happens today Wednesday, April 21, 2021 Opalesque Industry Update - True Return Systems LLC and D. Tiller Law PLLC are preparing the sale of U.S. Patent No. 10,025,797 on the blockchain in the form of an NFT (Non-Fungible Token). This event, which begins on or about Wednesday, April 21st, and will be available here, is expected to be the first sale of a patent via NFT blockchain token. The Patent is based on pioneering and foundational work to integrate on-chain and off-chain systems. Its uniquely forward-looking approach holds numerou...