Stefan Abrecht has been granted 5 US patents while listed as an inventor at Hoffmann-La Roche . The first was granted in 2000 and the most recent in April 2013. Stefan Abrecht ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Stefan Abrecht in Duggingen, CH.
Patents per Year Patents granted per year, 2000 to 2013 Bar chart with a peak of 1 patents in 2000. peak 1 2000: 1 patents 2000 2002: 1 patents 2002 2009: 1 patents 2009 2010: 1 patents 2010 2013: 1 patents 2013
Issued Patents All Time
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Showing 1–5 of 5 patents
Patent # Title Co-Inventors Date
8420818 Process for the preparation of pyrido[2,1-a] isoquinoline derivatives Jean-Michel Adam , Alec Fettes 2013-04-16
7772264 Salt and polymorphs of a DPPIV inhibitor Andre Bubendorf , Stephan Goetzoe , Olaf Grassmann , Francois Montavon , Regina Moog +5 more 2010-08-10
7619101 Process for the preparation of (S)-4-fluoromethyl-dihydro-furan-2-one useful in the preparation of the DPP-IV inhibitor (S)-1 ((2S,3S,11bS)-2-amino-9,10-dimethoxy-1,3,4,6,7, 11b-hexahydro-2H-pyrido[2,1-a] isoquinolin-3-yl)-4-fluoromethyl-pyrrolidin-2-one Jean-Michel Adam , Alec Fettes , Joseph Foricher , Bruno Lohri , Patrizio Mattei +3 more 2009-11-17
6403824 Process for the preparation for 4,5-diamino shikimic acid derivatives Martin Karpf , Rene Trussardi , Beat Wirz 2002-06-11
6114541 Method for the preparation of .alpha.-Bromo-Lactam derivatives — 2000-09-05
