ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,443,950, issued on Oct. 14, was assigned to COINED INVESTMENT POOL COMPANY AB (Stockholm).
"Method and system for performing electronic transactions" was invented by David Jacquet (Bromma, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "Method for performing an electronic transaction, comprising the steps: a) a first user client (110) digitally sending to a first node (150) transaction information, comprising a first user predictable transaction counter, which is unique for the combination of the first user and the electronic transaction in question; and a user transaction state digest, which is the output of a one-way function calculated based on...