RESEARCH TRIANGLE PARK, NC– June 20, 2012 -‐ Liquidia Technologies today announced the initiation of a broad, multi-‐year collaboration with GlaxoSmithKline (GSK), which has acquired exclusive rights to research and develop certain vaccine and inhaled product candidates using the company’s proprietary PRINT® (Particle Replication In Non-‐Wetting Templates) technology. Liquidia’s PRINT technology is a powerful and versatile nanoparticle technology product development and manufacturing platform that is changing the way companies engineer healthcare products.