Liquidia will pursue final FDA approval for YUTREPIA™ (treprostinil) inhalation Liquidia will immediately request that District Court set aside injunction tied to '793 patent MORRISVILLE, N.C., Dec. 20, 2023 (GLOBE NEWSWIRE) -- Liquidia Corporation (NASDAQ:LQDA) (Liquidia or the Company) announced that the U.S. Court of Appeals for the Federal Circuit (Federal Circuit) today affirmed the earlier decision by the Patent Trial and Appeal Board (PTAB) which found all claims of U.S. Patent No. 10,716,793 ('793 P ...