• Discovery Labs Inc., of Warrington, Pa., was issued U.S. Patent No. 8,221,772, "Pulmonary Surfactant Formulations and Methods for Promoting Mucus Clearance." The patent covers a method to promote mucus clearance in those with pulmonary conditions that lead to excess mucus secretion or impaired mucus clearance present in diseases such as cystic fibrosis and chronic obstructive pulmonary disease.