Patents by Inventor Karl Jansson

Karl Jansson 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).

  • Patent number: 11939349
    Abstract: A compound of the general formula (1). The compound of formula (1) is suitable for use in a method for treating a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human. Also, a method for treatment of a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human.
    Type: Grant
    Filed: July 20, 2022
    Date of Patent: March 26, 2024
    Assignee: GALECTO BIOTECH AB
    Inventors: Fredrik Zetterberg, Kristoffer Peterson, Karl Jansson
  • Publication number: 20220380401
    Abstract: A compound of the general formula (1). The compound of formula (1) is suitable for use in a method for treating a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human. Also, a method for treatment of a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human.
    Type: Application
    Filed: July 20, 2022
    Publication date: December 1, 2022
    Applicant: GALECTO BIOTECH AB
    Inventors: Fredrik ZETTERBERG, Kristoffer PETERSON, Karl JANSSON
  • Patent number: 11447517
    Abstract: A compound of the general formula (1). The compound of formula (1) is suitable for use in a method for treating a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human. Also, a method for treatment of a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: September 20, 2022
    Assignee: GALECTO BIOTECH AB
    Inventors: Fredrik Zetterberg, Kristoffer Peterson, Karl Jansson
  • Publication number: 20220017558
    Abstract: A compound of the general formula (1). The compound of formula (1) is suitable for use in a method for treating a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human. Also, a method for treatment of a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human.
    Type: Application
    Filed: November 15, 2019
    Publication date: January 20, 2022
    Applicant: GALECTO BIOTECH AB
    Inventors: Fredrik ZETTERBERG, Kristoffer PETERSON, Karl JANSSON
  • Publication number: 20210380624
    Abstract: A compound of the general formula I or II. The compound of formula I or II is suitable for use in a method for treating a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human. Furthermore, a method for treatment of a disorder relating to the binding of a galectin, such as galectin-3 to a ligand in a mammal, such as a human.
    Type: Application
    Filed: October 9, 2019
    Publication date: December 9, 2021
    Applicant: GALECTO BIOTECH AB
    Inventors: Fredrik ZETTERBERG, Ulf NILSSON, Thomas BRIMERT, Kristoffer PETERSON, Karl JANSSON
  • Patent number: 9340307
    Abstract: The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido)benzoic acid, 1H,3H-spiro[5-chloro-1-methylquinoline-2,4-dione-3,3?-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4-tetrahydro-quinoline-3-carboxamide.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: May 17, 2016
    Assignee: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Muhammad Safadi, Daniella Licht, Ioana Lovinger, Aharon M. Eyal, Tomas Fristedt, Karl Jansson
  • Patent number: 8754104
    Abstract: A stable solid pharmaceutical composition consisting essentially of an effective amount of a crystalline salt of formula (II) together with an alkaline-reacting component maintaining the pH preferably above 8, or a salt with a divalent metal cation; and at least one pharmaceutical excipient; said salt of formula (II) being essentially stable during storage at room temperature for a period of at least 3 years. A process for stabilizing the salt of formula (II). A crystalline salt of formula (II) and a process for preparing said salt.
    Type: Grant
    Filed: November 6, 2012
    Date of Patent: June 17, 2014
    Assignee: Active Biotech AB
    Inventors: Karl Jansson, Tomas Fristedt, Hans Wannman, Anders Bjork
  • Publication number: 20140024678
    Abstract: The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5- chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4 -hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido) benzoic acid, 1H,3H-spiro[5-chloro-1-methylquinoline-2,4 -dione-3,3?-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4 -tetrahydro-quinoline-3-carboxamide.
    Type: Application
    Filed: September 20, 2013
    Publication date: January 23, 2014
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Muhammad Safadi, Daniella Licht, Ioana Lovinger, Aharon M. Eyal, Tomas Fristedt, Karl Jansson
  • Patent number: 8545885
    Abstract: The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido)benzoic acid, 1H,3H-spiro[5-chloro-1-methylquinoline-2,4-dione-3,3?-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4-tetrahydro-quinoline-3-carboxamide.
    Type: Grant
    Filed: May 14, 2012
    Date of Patent: October 1, 2013
    Assignees: Teva Pharmaceutical Industries, Ltd., Active Biotech, AB
    Inventors: Muhammad Safadi, Daniella Licht, Ioana Lovinger, Aharon M. Eyal, Tomas Fristedt, Karl Jansson
  • Patent number: 8446158
    Abstract: An apparatus for converting a capacitance measured on a capacitive sensor to a digital code may include a modulation capacitor to receive charge transferred from the sensor and compensation circuitry to divert charge from the modulation capacitor. A method for operating the apparatus may include generating a digital bitstream based on the capacitance of the sensor and compensating for a parasitic capacitance of the capacitive sensor.
    Type: Grant
    Filed: November 7, 2008
    Date of Patent: May 21, 2013
    Assignee: Cypress Semiconductor Corporation
    Inventor: Håkan Karl Jansson
  • Patent number: 8314124
    Abstract: A stable solid pharmaceutical composition consisting essentially of an effective amount of a crystalline salt of formula (II) together with an alkaline-reacting component maintaining the pH preferably above 8, or a salt with a divalent metal cation; and at least one pharmaceutical excipient; said salt of formula (II) being essentially stable during storage at room temperature for a period of at least 3 years. A process for stabilizing the salt of formula (II). A crystalline salt of formula (II) and a process for preparing said salt.
    Type: Grant
    Filed: March 17, 2009
    Date of Patent: November 20, 2012
    Assignee: Active Biotech AB
    Inventors: Karl Jansson, Tomas Fristedt, Hans Wännman, Anders Björk
  • Publication number: 20120225124
    Abstract: The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido)benzoic acid, 1H,3H-spiro[5-chloro-1-methylquinoline-2,4-dione-3,3?-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4-tetrahydro-quinoline-3-carboxamide.
    Type: Application
    Filed: May 14, 2012
    Publication date: September 6, 2012
    Inventors: Muhammad Safadi, Daniella Licht, Ioana Lovinger, Aharon M. Eyal, Tomas Fristedt, Karl Jansson
  • Patent number: 8178127
    Abstract: The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido)benzoic acid, 1H,3H-spiro[5-chloro-1-methylquinoline-2,4-dione-3,3?-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4-tetrahydro-quinoline-3-carboxamide.
    Type: Grant
    Filed: December 19, 2008
    Date of Patent: May 15, 2012
    Assignee: Teva Pharmaceuticals Industries, Ltd.
    Inventors: Muhammad Safadi, Daniella Licht, Ioana Lovinger, Aharon M. Eyal, Tomas Fristedt, Karl Jansson
  • Publication number: 20090232889
    Abstract: A stable solid pharmaceutical composition consisting essentially of an effective amount of a crystalline salt of formula (II) together with an alkaline-reacting component maintaining the pH preferably above 8, or a salt with a divalent metal cation; and at least one pharmaceutical excipient; said salt of formula (II) being essentially stable during storage at room temperature for a period of at least 3 years. A process for stabilizing the salt of formula (II). A crystalline salt of formula (II) and a process for preparing said salt.
    Type: Application
    Filed: March 17, 2009
    Publication date: September 17, 2009
    Applicant: Active Biotech AB
    Inventors: Karl Jansson, Tomas Fristedt, Hans Wannman, Anders Bjork
  • Patent number: 7589208
    Abstract: A stable solid pharmaceutical composition consisting essentially of an effective amount of a salt of formula (II) together with an alkaline-reacting component maintaining the pH preferably above 8, or a salt with a divalent metal cation; and at least one pharmaceutical excipient; said salt of formula (II) being essentially stable during storage at room temperature for a period of at least 3 years. A process for stabilizing the salt of formula (II). A crystalline salt of formula (II) and a process for preparing said salt.
    Type: Grant
    Filed: February 4, 2005
    Date of Patent: September 15, 2009
    Assignee: Active Biotech AB
    Inventors: Karl Jansson, Tomas Fristedt, Hans Wännman, Anders Björk
  • Patent number: 7560557
    Abstract: A process for the preparation of the compounds of general formula (I) wherein R is selected from methyl, ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, sec.
    Type: Grant
    Filed: March 21, 2005
    Date of Patent: July 14, 2009
    Assignee: Active Biotech AG
    Inventor: Karl Jansson
  • Patent number: 7553849
    Abstract: A compound of formula (I) wherein R is methyl, ethyl, n-propyl, iso-propyl, n-butyl or allyl; R? is hydrogen, C1-C4 alkyl, C1-C3 alkoxy; halogen, trifluoromethyl or OCHxFy, R? is hydrogen, fluoro or chloro, that R? being fluoro or chloro only when R? is fluoro or chloro; R3 is hydrogen or C1-C5 alkyl R4 is hydrogen, CH2OCOC(CH3)3, pharmaceutically acceptable inorganic or organic cations, or COR4? wherein R4? is C1-C5 alkyl, phenyl, benzyl or phenethyl; R7 is methyl or ethyl; one of A and B is sulphur and the other is C-R2; when A is S, R2 is selected from hydrogen and methyl, with the proviso that R2 is methyl only when R3 is not hydrogen; and when B is S, R2 is hydrogen; and any tautomer thereof. A pharmaceutical composition comprising a compound of formula (I), a method of treating malignant tumours or diseases resulting from autoimmunity or pathologic inflammation.
    Type: Grant
    Filed: June 15, 2005
    Date of Patent: June 30, 2009
    Assignee: Active Biotech AB
    Inventors: Anders Björk, Karl Jansson
  • Publication number: 20090162432
    Abstract: The subject invention provides a pharmaceutical composition comprising N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide or the salt thereof; a pharmaceutically acceptable carrier; and not more than 0.5% w/w relative to N-ethyl-N-phenyl-1,2,-dihydro-4-hydroxy-5-chloro-1-methyl-2-oxoquinoline-3-carboxamide of 2-Chloro-6-(1-ethyl-N-methyl-2-oxoindoline-3-carboxamido)benzoic acid,1H,3H-spiro[5-chloro-1-methylquinoline-2,4-dione-3,3?-[1]ethylindolin-[2]-one], or 5-Chloro-N-ethyl-3-hydroxy-1-methyl-2,4-dioxo-N-phenyl-1,2,3,4-tetrahydro-quinoline-3-carboxamide.
    Type: Application
    Filed: December 19, 2008
    Publication date: June 25, 2009
    Inventors: Muhammad Safadi, Daniella Licht, Ioana Lovinger, Aharon M. Eyal, Tomas Fristedt, Karl Jansson
  • Patent number: 7511143
    Abstract: A stable solid pharmaceutical composition consisting essentially of an effective amount of a salt of formula (II) together with an alkaline-reacting component maintaining the pH preferably above 8, or a salt with a divalent metal cation; and at least one pharmaceutical excipient; said salt of formula (II) being essentially stable during storage at room temperature for a period of at least 3 years. A process for stabilizing the salt of formula (II). A crystalline salt of formula (II) and a process for preparing said salt.
    Type: Grant
    Filed: February 4, 2005
    Date of Patent: March 31, 2009
    Assignee: Active Biotech AB
    Inventors: Karl Jansson, Tomas Fristedt, Hans Wännman, Anders Björk
  • Publication number: 20060004038
    Abstract: A compound of formula (I) wherein R is methyl, ethyl, n-propyl, iso-propyl, n-butyl or allyl; R? is hydrogen, C1-C4 alkyl, C1-C3 alkoxy; halogen, trifluoromethyl or OCHxFy, R? is hydrogen, fluoro or chloro, that R? being fluoro or chloro only when R? is fluoro or chloro; R3 is hydrogen or C1-C5 alkyl R4 is hydrogen, CH2OCOC(CH3)3, pharmaceutically acceptable inorganic or organic cations, or COR4? wherein R4? is C1-C5 alkyl, phenyl, benzyl or phenethyl; R7 is methyl or ethyl; one of A and B is sulphur and the other is C—R2; when A is S, R2 is selected from hydrogen and methyl, with the proviso that R2 is methyl only when R3 is not hydrogen; and when B is S, R2 is hydrogen; and any tautomer thereof. A pharmaceutical composition comprising a compound of formula (I), a method of treating malignant tumours or diseases resulting from autoimmunity or pathologic inflammation.
    Type: Application
    Filed: June 15, 2005
    Publication date: January 5, 2006
    Applicant: ACTIVE BIOTECH AB
    Inventors: Anders Bjork, Karl Jansson