BURLINGTON, Mass., April 04, 2017 (GLOBE NEWSWIRE) — Flexion Therapeutics, Inc. (Nasdaq:FLXN) today announced the U.S. Patent and Trademark Office has issued two new patents covering the company’s lead investigational product candidate ZilrettaTM (FX006). The new patents further strengthen the existing patent estate surrounding Zilretta. The patents cover the injectable […]