Exploring Patent Practitioners’ Duty to Correct Excess Patent Term Adjustment

The United States Patent and Trademark Office (USPTO) is overestimating the term of some of the patents it issues. The general rule is that a patent expires 20 years after the priority date of the application. This rule means that the longer the USPTO is processing an application, the fewer days of term the patent will enjoy if granted. To prevent substantial decrease in the term, Congress instructed the USPTO to extend the life of patents that have suffered delays during prosecution. This extension is known as Patent Term Adjustment (PTA). In addition, Congress burdened the agency with telling the patent applicants how much PTA they are entitled to. To tackle the resulting workload, the USPTO designated the task of applying complex PTA rules to a computer software.Read More