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Date: 2009-09-21 05:48:59Milking Claim Dairy Kirin-Amgen v Hoechst Marion Roussel Prior art Patent drawing Patent Person having ordinary skill in the art Inventive step and non-obviousness Patent law Law Property law | Patent Opinion under section 74A[removed]Add to Reading ListSource URL: www.ipo.gov.ukDownload Document from Source WebsiteFile Size: 213,37 KBShare Document on Facebook |