Horizon Pharma Announces Issuance of U.S. Patent Covering RAYOS (delayed-release prednisone) – Yahoo Finance

DEERFIELD, Ill., May 29, 2012 /PRNewswire/ — Horizon Pharma, Inc. (NASDAQ:  HZNP) announced today that the U.S. Patent and Trademark Office has issued patent number 8,168,218 titled “Delayed Release Tablet with Defined Core Geometry” that …