U.S. Patent and Trademark Office

Applied DNA earns new SigNature patent, more T’d up

By GREGORY ZELLER // Applied DNA Sciences has added two new U.S. patents to its impressive collection – at least, a new patent-and-a-half. The Stony Brook-based supply-chain, anti-counterfeiting, anti-theft and product-authentication specialist announced this week the arrival of U.S. Patent No. 9,790,538, covering “Alkaline Activation for Immobilization of DNA Taggants” – essentially, protecting the core technology powering Applied DNA’s SigNature T molecular tags. The biotech also announced a Notice of Allowance on U.S. Patent Application…