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Stefan Abrecht
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Duggingen, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Process for the preparation of pyrido[2,1-a] isoquinoline derivatives
Patent number
8,420,818
Issue date
Apr 16, 2013
Hoffmann-La Roche Inc.
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Salt and polymorphs of a DPPIV inhibitor
Patent number
7,772,264
Issue date
Aug 10, 2010
Hoffmann-La Roche Inc.
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation of (S)-4-fluoromethyl-dihydro-furan-2-o...
Patent number
7,619,101
Issue date
Nov 17, 2009
Hoffman-La Roche Inc.
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for the preparation for 4,5-diamino shikimic acid derivatives
Patent number
6,403,824
Issue date
Jun 11, 2002
Hoffmann-La Roche Inc.
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for the preparation of .alpha.-Bromo-Lactam derivatives
Patent number
6,114,541
Issue date
Sep 5, 2000
Hoffmann-La Roche Inc.
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Process For The Preparation Of Pyrido[2,1-a] Isoquinoline Derivativ...
Publication number
20150252039
Publication date
Sep 10, 2015
HOFFMANN-LA ROCHE INC.
Stefan Abrecht
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process For The Preparation Of Pyrido [2,1-A] Isoquinoline Derivati...
Publication number
20150126743
Publication date
May 7, 2015
HOFFMANN-LA ROCHE INC.
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO[2,1-a] ISOQUINOLINE DERIVATIV...
Publication number
20150031888
Publication date
Jan 29, 2015
Hoffmann-La Roche Inc.
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO[2,1-a] ISOQUINOLINE DERIVATIV...
Publication number
20140187785
Publication date
Jul 3, 2014
Hoffmann-La Roche Inc.
Stefan Abrecht
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO [2,1-A] ISOQUINOLINE DERIVATI...
Publication number
20130338366
Publication date
Dec 19, 2013
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO[2,1-a] ISOQUINOLINE DERIVATIV...
Publication number
20130109859
Publication date
May 2, 2013
Hoffmann-La Roche Inc.
Stefan Abrecht
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO [2,1-A] ISOQUINOLINE DERIVATI...
Publication number
20130018191
Publication date
Jan 17, 2013
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO[2,1-a] ISOQUINOLINE DERIVATIVES
Publication number
20120035368
Publication date
Feb 9, 2012
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO [2,1-a] ISOQUINOLINE DERIVATI...
Publication number
20120022260
Publication date
Jan 26, 2012
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the Preparation of Pyrido [2,1-a] Isoquinoline Derivati...
Publication number
20120010413
Publication date
Jan 12, 2012
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO[2,1-a] ISOQUINOLINE DERIVATIVES
Publication number
20090163718
Publication date
Jun 25, 2009
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO [ 2-1-A] ISOQUINOL...
Publication number
20080076925
Publication date
Mar 27, 2008
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PROCESS FOR THE PREPARATION OF PYRIDO [2,1-a] ISOQUINOLINE DERIVATI...
Publication number
20080071087
Publication date
Mar 20, 2008
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation of (S)-4-fluoromethyl-dihydro-furan-2-o...
Publication number
20060270853
Publication date
Nov 30, 2006
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Salt and polymorphs of a DPPIV inhibitor
Publication number
20060217428
Publication date
Sep 28, 2006
Stefan Abrecht
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for the preparation fo 4,5-diamino shikimic acid derivatives
Publication number
20020006960
Publication date
Jan 17, 2002
Stefan Abrecht
C07 - ORGANIC CHEMISTRY