ALEXANDRIA, Va., July 9 -- United States Patent no. 12,355,902, issued on July 8, was assigned to Tencent Technology (Shenzhen) Co. Ltd. (Shenzhen, China).

"Blockchain-based data processing method, apparatus, device, and readable storage medium" was invented by Pan Liu (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A blockchain-based data processing method, apparatus, device, and readable storage medium may avoid repeated transmission or storage of the transaction data, which avoids a waste of storage resources. Target transaction data is obtained from a transaction pool, and a to-be-checked hash value of the target transaction data is generated. A block list of historical blocks that have b...