Kathleen has led trial teams in multibillion- and multimillion-dollar Hatch Waxman pharmaceutical patent litigation, and has successfully served as lead counsel for over 20 years on many cases in both federal and state court. She has argued successfully before the US Court of Appeals for the First Circuit, and prevailed in appeals before the Federal Circuit. She is registered to practice before the US Patent and Trademark Office.

She is listed in Best Lawyers in America for IP litigation, and has been listed as an LMG “Life Sciences Star” for IP litigation since its inaugural publication in 2012. The Legal 500 United States has recognized Kathleen for Health Care: Life Sciences. Kathleen recently was elected to the Fellows of the American Bar Foundation, which is limited to one percent of lawyers licensed to practice in each jurisdiction.