March 31, 2015in Blogs, Infringement, IP, IP Litigation Practice, Patent Practice, Patents1by Editor2392 An Unexpected Infringement: There and Back Again On March 16, 2015, Justice Barnes held that AstraZeneca’s Patent No 1,292,693 (“’693 Patent”), a formulation patent for omeprazole, was valid and infringed by Apotex (2015 FC 322). This decision…