A Practice Note discussing patent term adjustment (PTA) under 35 U.S.C. § 154(b), which extends the term of a US patent as compensation for certain US Patent and Trademark Office (USPTO) delays during the prosecution of a patent application. Topics include calculating the PTA award, managing, and maximizing the award during patent prosecution, including initial filing, after-final, and after-allowance practice, and appealing the USPTO's PTA determination.