Ultragenyx announces license agreement with UniQuest, new U.S. patent Ultragenyx Pharmaceutical announced a license agreement with UniQuest Pty Limited for intellectual property related to the treatment of refractory epilepsy and other seizure-related and neurologic disorders with triheptanoin. The intellectual property originated from research on epilepsy and other neurologic models conducted at The University of Queensland. Separately, a United States patent has been issued with claims directed to compositions of triheptanoin above a certain level of purity. The patent term expires in October 2025. A second U.S. patent with claims directed to compositions of triheptanoin in a dosage unit was issued in August 2013 and expires in June 2020. These patent terms do not include any potential for patent term extension of up to five additional years. Similar claims are either granted or being pursued by Ultragenyx in other territories outside the U.S.