Patents by Inventor Mikael Dahlström

Mikael Dahlström 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).

  • Publication number: 20220002297
    Abstract: The present invention relates to polymorphs of 5-{2-[({8-[(2,6-dimethylbenzyl)amino]-2,3-dimethylimidazo[1,2-a]pyridine-6-yl}carbonyl)-amino]ethoxy}-5-oxopentanoic acid (X842), more specifically forms A and B of X842. The invention also relates to a process for the preparation of these polymorphs, to pharmaceutical compositions comprising such polymorphs, and to methods for treating or preventing a gastrointestinal inflammatory disease or a gastric acid related disease, comprising administering a pharmaceutical composition comprising such polymorphs.
    Type: Application
    Filed: July 1, 2021
    Publication date: January 6, 2022
    Inventors: Mikael DAHLSTRÖM, Pingsheng HU, Davide SBARBADA, Matteo ZACCHÈ, Marinus BOUMA
  • Patent number: 10995115
    Abstract: The present invention relates to a process for the preparation of certain 1,5-benzothiazepine compounds, and in particular to a process for the preparation of elobixibat. The process can be carried out under mild and safe conditions and may be used to prepare elobixibat on an industrial scale. The invention also relates to a process for the preparation of a crystalline monohydrate of elobixibat.
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: May 4, 2021
    Assignee: Elobix AB
    Inventors: Ganapati G. Bhat, Johnson M. Coutinho, Mikael Dahlström, Michael Lofthagen, Akinori Tatara
  • Publication number: 20200109165
    Abstract: The present invention relates to a process for the preparation of certain 1,5-benzothiazepine compounds, and in particular to a process for the preparation of elobixibat. The process can be carried out under mild and safe conditions and may be used to prepare elobixibat on an industrial scale. The invention also relates to a process for the preparation of a crystalline monohydrate of elobixibat.
    Type: Application
    Filed: August 20, 2019
    Publication date: April 9, 2020
    Inventors: Ganapati G. Bhat, Johnson M. Coutinho, Mikael Dahlström, Michael Lofthagen, Akinori Tatara
  • Patent number: 10428109
    Abstract: The present invention relates to a process for the preparation of certain 1,5-benzothiazepine compounds, and in particular to a process for the preparation of elobixibat. The process can be carried out under mild and safe conditions and may be used to prepare elobixibat on an industrial scale. The invention also relates to a process for the preparation of a crystalline monohydrate of elobixibat.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: October 1, 2019
    Assignee: Elobix AB
    Inventors: Ganapati G. Bhat, Johnson M. Coutinho, Mikael Dahlström, Michael Lofthagen, Akinori Tatara
  • Publication number: 20190276493
    Abstract: The present invention relates to a process for the preparation of certain 1,5-benzothiazepine compounds, and in particular to a process for the preparation of elobixibat. The process can be carried out under mild and safe conditions and may be used to prepare elobixibat on an industrial scale. The invention also relates to a process for the preparation of a crystalline monohydrate of elobixibat.
    Type: Application
    Filed: March 29, 2019
    Publication date: September 12, 2019
    Inventors: Ganapati G. Bhat, Johnson M. Coutinho, Mikael Dahlström, Michael Lofthagen, Akinori Tatara
  • Patent number: 8993589
    Abstract: The present invention relates to substituted imidazo [1,2-a]pyridines of formula I where R is —CH2COOH or —COOH, which inhibits exogenously or endogenously stimulated gastric acid secretion and can be used in the prevention and treatment of gastric acid related diseases and gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: February 19, 2014
    Date of Patent: March 31, 2015
    Inventor: Mikael Dahlström
  • Publication number: 20140235666
    Abstract: The present invention relates to substituted imidazo [1,2-a]pyridines of formula I where R is —CH2COOH or —COOH, which inhibits exogenously or endogenously stimulated gastric acid secretion and can be used in the prevention and treatment of gastric acid related diseases and gastrointestinal inflammatory diseases.
    Type: Application
    Filed: February 19, 2014
    Publication date: August 21, 2014
    Inventor: Mikael DAHLSTRÖM
  • Patent number: 7871998
    Abstract: Compounds of formula (I): (wherein variable groups are as defined within) pharmaceutically acceptable salts, solvates, solvates of such salts and prodrugs thereof and their use as cholesterol absorption inhibitors for the treatment of hyperlipidaemia are described. Processes for their manufacture and pharmaceutical compositions containing them are also described.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: January 18, 2011
    Assignee: AstraZeneca AB
    Inventors: Susanne Alenfalk, Mikael Dahlström, Fana Hunegnaw, Staffan Karlsson, Malin Lemurell, Ann-Margret Lindqvist, Tore Skjäret, Ingemar Starke
  • Patent number: 7560472
    Abstract: The present invention relates to new salts of the single enantiomers of omeprazole, i.e. salts of (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole ((S)-omeprazole) and (R)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole ((R)-omeprazole) respectively. More specifically, the present invention relates to 1-cyclohexylethyl ammonium salts of the compounds, formed by a reaction of (S)-omeprazole and (R)-omeprazole respectively and 1-cyclohexylethyl amine. The present invention also relates to a process for preparing the compounds of the invention, a pharmaceutical preparation and a method for treatment of gastric related disorders by administering the compounds of the invention.
    Type: Grant
    Filed: September 1, 2004
    Date of Patent: July 14, 2009
    Assignee: AstraZeneca AB
    Inventors: Mikael Dahlström, Bo Lindqvist
  • Patent number: 7345061
    Abstract: The present invention relates to new salts of omeprazole and esomeprazole respectively, i.e. salts of 5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzirnidazole and the (S)-enantiomer thereof. More specifically, the present invention relates to alkylammonium salts of the compounds, formed by a reaction of omeprazole and esomeprazole respectively and an alkylamine with formula NR1R2R3, wherein R1 is a linear, branched, or cyclic C1-C12-alkyl group, and R2 and R3 are hydrogen. The present invention also relates to a process for preparing crystalline salts, a pharmaceutical preparation, and a method for treatment of gastric related disorders by administering the compound of the invention.
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: March 18, 2008
    Assignee: AstraZeneca AB
    Inventor: Mikael Dahlström
  • Patent number: 7326724
    Abstract: The present invention relates to new salts of omeprazole and esomeprazole respectively, i.e. salts of 5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole and the (S)-enantiomer thereof. More specifically, the present invention relates to adamantan ammonium salt of the compounds, formed by a reaction of omeprazole and esomeprazole respectively and adamantan amine. The present invention also relates to a process for preparing the compounds of the invention, a pharmaceutical preparation and a method for treatment of gastric related disorders by administering the compounds of the invention.
    Type: Grant
    Filed: September 1, 2004
    Date of Patent: February 5, 2008
    Assignee: AstraZeneca AB
    Inventors: Mikael Dahlström, Arne Brändström
  • Publication number: 20070021467
    Abstract: The present invention relates to new salts of the single enantiomers of omeprazole, i.e. salts of (S)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole ((S)-omeprazole) and (R)-5-methoxy-2-[[(4-methoxy-3,5-dimethyl-2-pyridinyl)-methyl]sulfinyl]-1H-benzimidazole ((R)-omeprazole) respectively. More specifically, the present invention relates to 1-cyclohexylethyl ammonium salts of the compounds, formed by a reaction of (S)-omeprazole and (R)-omeprazole respectively and 1-cyclohexylethyl amine. The present invention also relates to a process for preparing the compounds of the invention, a pharmaceutical preparation and a method for treatment of gastric related disorders by administering the compounds of the invention.
    Type: Application
    Filed: September 1, 2004
    Publication date: January 25, 2007
    Applicant: ASTRAZENECA AB
    Inventors: Mikael Dahlström, Bo Lindqvist
  • Patent number: 6790960
    Abstract: The present invention relates to novel compounds, and therapeutically acceptable salts thereof of the formula (I), which inhibit exogenously or endogenously stimulated gastric acid secretion and thus can be used in the prevention and treatment of gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: May 5, 2003
    Date of Patent: September 14, 2004
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Mikael Dahlström, Peter Nordberg, Ingemar Starke
  • Patent number: 6613775
    Abstract: The present invention relates to novel compounds, and therapeutically acceptable salts thereof of the formula (I), which inhibit exogenously or endogenously stimulated gastric acid secretion and thus can be used in the prevention and treatment of gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: September 2, 2003
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Mikael Dahlström, Peter Nordberg, Ingemar Starke
  • Patent number: 6579884
    Abstract: The present invention relates to novel compounds, and therapeutically acceptable salts thereof of the formula (I), which inhibit exogenously or endogenously stimulated gastric acid secretion and thus can be used in the prevention and treatment of gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: October 13, 1999
    Date of Patent: June 17, 2003
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Mikael Dahlström, Peter Nordberg, Ingemar Starke
  • Patent number: 6518270
    Abstract: The present invention relates to heterocyclic compounds of the formula (I), in which the phenyl moiety is substituted with lower alkyl in 2- and 6-position, which inhibit exogenously or endogenously stimulated gastric acid secretion and thus can be used in the prevention and treatment of gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: February 8, 2000
    Date of Patent: February 11, 2003
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Mikael Dahlström, Peter Nordberg, Ingemar Starke
  • Patent number: 6465505
    Abstract: The present invention relates to benzimidazole derivatives of the formula (I), in which the phenyl moiety is substituted with lower alkyl in 2- and 6-position, which inhibit exogenously or endogenously stimulated gastric acid secretion and thus can be used in the prevention and treatment of gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: July 17, 1997
    Date of Patent: October 15, 2002
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Mikael Dahlström, Peter Nordberg, Ingemar Starke
  • Patent number: 6313137
    Abstract: The present invention relates to imidazo pyridine derivatives of the formula (I), in which the phenyl moiety is substituted, and in which the imidazo pyridine moiety is substituted with a carboxamide group in 6-position, which inhibit exogenously or endogenously stimulated gastric acid secretion and thus can be used in the prevention and treatment of gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: November 6, 2001
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Mikael Dahlström, Peter Nordberg, Ingemar Starke
  • Patent number: 6313136
    Abstract: The present invention relates to imidazo pyridine derivatives of the formula (I), in which the phenyl moiety is substituted, and in which the imidazo pyridine moiety is substituted with a carboxamide group in 6-position, which inhibit exogenously or endogenously stimulated gastric acid secretion and thus can be used in the prevention and treatment of gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: November 6, 2001
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Mikael Dahlström, Peter Nordberg, Ingemar Starke
  • Patent number: 6265415
    Abstract: The present invention relates to imidazo pyridine derivatives of the formula (I), in which the phenyl moiety is substituted with lower alkyl in 2- and 6-position, which inhibit exogenously or endogenously stimulated gastric acid secretion and thus can be used in the prevention and treatment of gastrointestinal inflammatory diseases.
    Type: Grant
    Filed: March 10, 1998
    Date of Patent: July 24, 2001
    Assignee: AstraZeneca AB
    Inventors: Kosrat Amin, Mikael Dahlström, Peter Nordberg, Ingemar Starke