WOBURN, Mass.--(BUSINESS WIRE)--Aeris Therapeutics (www.aerist.com) received US Patent 7,819,908, entitled “Compositions and Methods for Reducing Lung Volume.” The patent includes broad claims related to the application of energy via a catheter as a method for non-surgical lung volume reduction. The patent enhances the company’s “best in class” intellectual property portfolio in the area of methods of treating emphysema.