MarketOpen Trading Titan - Adisyn Limited (ASX:AI1) - United States Patent Allowance for Graphene Coated Surfaces The United States Patent and Trademark Office has allowed patent application number 18/835,836, titled Graphene Coated Surfaces Manufactured By Atomic Or Molecular Layer Deposition. The application is jointly held by Adisyn's wholly owned subsidiary, Two D Generation Limited, and its research partner.