Supernus Pharmaceuticals, Inc., a specialty pharmaceutical company, announced the issuance on June 21, 2016 of a seventh patent (number 9,370,525) by the United States Patent and Trademark Office (USPTO) covering Oxtellar XR, its novel once-daily extended-release oxcarbazepine product. The patent provides protection for the product with expiration that is no earlier than 2027.
"This newly issued patent strengthens Oxtellar XR's overall patent portfolio. We now have patent protection on Oxtellar XR through seven issued US patents and on Trokendi XR through six issued US patents. We remain focused on continuing to build our patent estate to provide our products with the protection they are entitled to," said Jack A. Khattar, president and CEO of Supernus.
Supernus has several additional patent applications for extended-release oxcarbazepine and extended-release topiramate pending in other geographic regions.
Oxtellar XR is the first approved novel, oral once-daily extended release formulation of oxcarbazepine for the treatment of epilepsy. Oxtellar XR is an antiepileptic drug indicated for adjunctive therapy in the treatment of partial seizures in adults and in children 6 to 17 years of age. The product is available in 150mg, 300mg, and 600mg extended-release tablets.
