ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,701, issued on July 22, was assigned to Respira Therapeutics Inc. (Palo Alto, Calif.).

"PDE5 inhibitor powder formulations and methods relating thereto" was invented by Zhen Xu (Albuquerque, N.M.), Hugh Smyth (West Lake Hills, Texas), Aileen Gibbons (New York), Revati Shreeniwas (Palo Alto, Calif.), Pravin Soni (Sunnyvale, Calif.), Dan Deaton (Apex, N.C.), James Hannon (Albuquerque, N.M.), Stephen Lermer (Austin, Texas), Robert Curtis (Santa Fe, N.M.) and Martin J. Donovan (Austin, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Novel dry powder compositions comprising and methods relating thereto are provided. The dry powder compositions compr...