Patents by Inventor Wolfgang Broeder

Wolfgang Broeder has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • BENZIMIDAZOLE DERIVATIVE
    Publication number: 20120116089
    Abstract: The invention relates to a process for preparing the compound of formula 1, a valuable intermediate product in the synthesis of the pharmaceutical active substance dabigatran etexilate.
    Type: Application
    Filed: January 17, 2012
    Publication date: May 10, 2012
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Wolfgang BROEDER, Rainer SOBOTTA
  • Process for the preparation of a benzimidazole derivative
    Patent number: 8119810
    Abstract: The invention relates to a process for preparing the compound of formula 1, a valuable intermediate product in the synthesis of the pharmaceutical active substance dabigatran etexilate.
    Type: Grant
    Filed: February 5, 2008
    Date of Patent: February 21, 2012
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Wolfgang Broeder, Rainer Sobotta
  • PROCESS FOR THE PREPARATION OF A BENZIMIDAZOLE DERIVATIVE
    Publication number: 20100099882
    Abstract: The invention relates to a process for preparing the compound of formula 1, a valuable intermediate product in the synthesis of the pharmaceutical active substance dabigatran etexilate.
    Type: Application
    Filed: February 5, 2008
    Publication date: April 22, 2010
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Wolfgang Broeder, Rainer Sobotta
  • Process for preparing 1- [N²-[3,5-dibromo-N-[[4-(3,4-dihydro-2(1H)-oxoquinazolin-3-yl)-1-piperidinyl]carbonyl]-D-tyrosyl]-L-lysyl]-4-(4-pyridinyl)-piperazine
    Publication number: 20050192230
    Abstract: The present application relates to a process for preparing the CGRP-antagonist 1-[N2-[3,5-dibromo-N-[[4-(3,4-dihydro-2(1H)-oxoquinazolin-3-yl)-1-piperidinyl]carbonyl]-D-tyrosyl]-L-lysyl]-4-(4-pyridinyl)-piperazine of formula by means of which this compound can be prepared in large amounts, in high yields and with high purity.
    Type: Application
    Filed: January 20, 2005
    Publication date: September 1, 2005
    Applicant: Boehringer Ingelheim International GambH
    Inventors: Guenter Linz, Wolfgang Broeder, Georg Zerban, Eric Winter, Bernd Schmitt, Svenja Renner, Bjoern Weyell, Heinz-Peter Schmitt
  • Process for preparing a scopine ester intermediate
    Patent number: 6506900
    Abstract: The invention relates to a new process for preparing a scopine ester useful as an intermediate in preparing (1&agr;,2&bgr;,4&bgr;,5&agr;,7&bgr;)-7-[(hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.02,4] nonane-bromide.
    Type: Grant
    Filed: August 19, 2002
    Date of Patent: January 14, 2003
    Assignee: Boehringer Ingelheim Pharma AG
    Inventors: Rolf Banholzer, Manfred Graulich, Sven Luettke, Andreas Mathes, Helmut Meissner, Peter Specht, Wolfgang Broeder
  • Process for preparing an anticholinergic
    Patent number: 6486321
    Abstract: The invention relates to a new process for preparing (1&agr;,2&bgr;,4&bgr;,5&agr;,7&bgr;)-7-[(hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.02,4] nonane-bromide.
    Type: Grant
    Filed: December 19, 2001
    Date of Patent: November 26, 2002
    Assignee: Boehringer Ingelheim Pharma KG
    Inventors: Rolf Banholzer, Manfred Graulich, Sven Luettke, Andreas Mathes, Helmut Meissner, Peter Specht, Wolfgang Broeder
  • Process for preparing an anticholinergic
    Publication number: 20020133010
    Abstract: The invention relates to a new process for preparing (1&agr;,2&bgr;,4&bgr;,5&agr;,7&agr;)-7-[(hydroxydi-2-thienylacetyl)oxy]-9,9-dimethyl-3-oxa-9-azoniatricyclo[3.3.1.02,4]nonane-bromide.
    Type: Application
    Filed: December 19, 2001
    Publication date: September 19, 2002
    Inventors: Rolf Banholzer, Manfred Graulich, Sven Luettke, Andreas Mathes, Helmut Meissner, Peter Specht, Wolfgang Broeder