ALEXANDRIA, Va., May 26 -- United States Patent no. 12,639,699, issued on May 26, was assigned to Gemini IP LLC (New York).
"Key sharding hierarchy and shared custody blockchain wallets" was invented by Daniel William Halley James (Brooklyn, N.Y.), Nikita Lesnikov (Minsk, Belarus) and Aliaksei Dziadziuk (Minsk, Belarus).
According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for providing a shared custody blockchain wallet as a service are disclosed. A digital asset exchange platform offering the blockchain wallet service may cause one or more groups of signing client devices to collaboratively generate one or more key unique key shards for authorizing transactions associated with the blockchain wa...