We use cookies to provide you with a better experience. By continuing to browse the site you are agreeing to our use of cookies in accordance with our Cookie Policy.
Accept
Home » U.S. Patent and Trademark Office Rejects Lipitor Patent Reissue
U.S. Patent and Trademark Office Rejects Lipitor Patent Reissue
August 21, 2007
The U.S. Patent and Trademark Office (PTO) preliminarily rejected a patent for Pfizer’s cholesterol drug Lipitor that would have kept the drug under patent exclusivity through 2011, the company said.