Patents by Inventor Aigars Jirgensons

Aigars Jirgensons 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: 11802110
    Abstract: The present invention pertains generally to the field of therapeutic compounds. More specifically the present invention pertains to certain 2-amino-N-(arylsulfinyl)-acetamide compounds that, inter alia, inhibit (e.g., selectively inhibit) bacterial aminoacyl-tRNA synthetase (aaRS) (e.g., bacterial leucyl-t RNA synthetase, LeuRS). The present invention also pertains to pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, to inhibit (e.g., selectively inhibit) bacterial aminoacyl-tRNA synthetase; to treat disorders that are ameliorated by the inhibition (e.g., selective inhibition) of bacterial aminoacyl-tRNA synthetase; to treat bacterial infections; etc.
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: October 31, 2023
    Assignee: Oxford Drug Design Limited
    Inventors: Paul William Finn, Michael Charlton, Grace Edmund, Aigars Jirgensons, Einars Loza
  • Publication number: 20230114875
    Abstract: The present invention pertains generally to the field of therapeutic compounds. More specifically the present invention pertains to certain 2-amino-N-(amino-oxo-aryl-?6-sulfanylidene)acetamide compounds (referred to herein as ANASIA compounds) that, inter alia, inhibit (e.g., selectively inhibit) bacterial aminoacyl-tRNA synthetase (aaRS) (e.g., bacterial leucyl-tRNA synthetase, LeuRS). The present invention also pertains to pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, to inhibit (e.g., selectively inhibit) bacterial aminoacyl-tRNA synthetase; to treat disorders that are ameliorated by the inhibition (e.g., selective inhibition) of bacterial aminoacyl-tRNA synthetase; to treat bacterial infections; etc.
    Type: Application
    Filed: December 18, 2020
    Publication date: April 13, 2023
    Applicant: Oxford Drug Design Limited
    Inventors: Grace EDMUND, Michael H. CHARLTON, Paul William FINN, Aigars JIRGENSONS, Marija SKVORCOVA, Janis VELIKS, Liene GRIGORJEVA
  • Patent number: 11072581
    Abstract: The present invention relates to novel N-acyl-diarysulfonamides acting as inhibitors of bacterial aminoacyl-tRNA synthetase. These can be used as medicines or as constituent of medicines for the treatment of bacterial infections.
    Type: Grant
    Filed: February 11, 2016
    Date of Patent: July 27, 2021
    Assignee: Oxford Drug Design Limited
    Inventors: Aigars Jirgensons, Einars Loza, Michael Charlton, Paul William Finn, Lluis Ribas De Pouplana, Adelaide Saint-Léger
  • Publication number: 20200039929
    Abstract: The present invention pertains generally to the field of therapeutic compounds. More specifically the present invention pertains to certain 2-amino-N-(arylsulfinyl)-acetamide compounds that, inter alia, inhibit (e.g., selectively inhibit) bacterial aminoacyl-tRNA synthetase (aaRS) (e.g., bacterial leucyl-t RNA synthetase, LeuRS). The present invention also pertains to pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, to inhibit (e.g., selectively inhibit) bacterial aminoacyl-tRNA synthetase; to treat disorders that are ameliorated by the inhibition (e.g., selective inhibition) of bacterial aminoacyl-tRNA synthetase; to treat bacterial infections; etc.
    Type: Application
    Filed: October 6, 2017
    Publication date: February 6, 2020
    Inventors: Paul William FINN, Michael CHARLTON, Grace EDMUND, Aigars JIRGENSONS, Einars LOZA
  • Publication number: 20180022696
    Abstract: The present invention relates to novel N-acyl-diarysulfonamides acting as inhibitors of bacterial aminoacyl-tRNA synthetase. These can be used as medicines or as constituent of medicines for the treatment of bacterial infections.
    Type: Application
    Filed: February 11, 2016
    Publication date: January 25, 2018
    Inventors: Aigars JIRGENSONS, Einars LOZA, Michael CHARLTON, Paul William FINN, Lluis RIBAS DE POUPLANA, Adelaide SAINT-LÉGER
  • Patent number: 9403841
    Abstract: The present invention relates to novel chemical compounds, to methods for synthesis of such compounds, and to the use of these novel compounds in the synthesis of other chemical compounds that, inter alia, may be used in the treatment of sexual dysfunction, and for eliciting enhancing effects on sexual behavior. The invention also relates to remarkable biological properties of the novel compounds in their capacity of inducing aggressive behavior.
    Type: Grant
    Filed: January 25, 2013
    Date of Patent: August 2, 2016
    Assignee: DICOTYLEDON AB
    Inventors: Jarl Wikberg, Aigars Jirgensons, Edvards Liepinsh
  • Publication number: 20150011616
    Abstract: The present invention relates to novel chemical compounds, to methods for synthesis of such compounds, and to the use of these novel compounds in the synthesis of other chemical compounds that, inter alia, may be used in the treatment of sexual dysfunction, and for eliciting enhancing effects on sexual behavior. The invention also relates to remarkable biological properties of the novel compounds in their capacity of inducing aggressive behavior.
    Type: Application
    Filed: January 25, 2013
    Publication date: January 8, 2015
    Inventors: Jarl Wikberg, Aigars Jirgensons, Edvards Liepinsh
  • Patent number: 8692021
    Abstract: Method of preparing 1-amino-1,3,3,5,5-pentamethylcyclohexane or a pharmaceutically acceptable salt thereof (Neramexane), comprising step (iv): (iv) hydrolyzing a mixture comprising an acid, 1-formamido-1,3,3,5,5-pentamethylcyclohexane and hydrogen cyanide to yield 1-amino-1,3,3,5,5-pentamethylcyclohexane.
    Type: Grant
    Filed: September 24, 2010
    Date of Patent: April 8, 2014
    Assignee: Merz Pharma GmbH & Co. KGaA
    Inventors: Markus-Rene Gold, Valerjans Kauss, Aigars Jirgensons
  • Publication number: 20120245391
    Abstract: Method of preparing 1-amino-1,3,3,5,5-pentamethylcyclohexane or a pharmaceutically acceptable salt thereof (Neramexane), comprising step (iv): (iv) hydrolyzing a mixture comprising an acid, 1-formamido-1,3,3,5,5-pentamethylcyclohexane and hydrogen cyanide to yield 1-amino-1,3,3,5,5-pentamethylcyclohexane.
    Type: Application
    Filed: September 24, 2010
    Publication date: September 27, 2012
    Applicant: MERZ PHARMA GmbH &CO. KGaA
    Inventors: Markus-Rene Gold, Valerjans Kauss, Aigars Jirgensons
  • Publication number: 20110288336
    Abstract: Method for producing 1-amino-3,5-dimethyladamantane or a salt thereof, comprising: (i) heating 1-formamido-3,5-dimethyladamantane with a base in a protic solvent.
    Type: Application
    Filed: December 16, 2009
    Publication date: November 24, 2011
    Applicant: Merz Pharma GmbH & Co. KGaA
    Inventors: Markus-Rene Gold, Aigars Jirgensons, Florian Anton Martin Huber
  • Publication number: 20100311741
    Abstract: This invention pertains generally to the field of therapeutic compounds, and more particularly, to certain bicyclosulfonyl acid (BCSA) compounds which act as inhibitors of Tumour Necrosis Factor-? Converting Enzyme (TACE). The compounds are useful in the treatment of conditions mediated by TNF-?, such as rheumatoid arthritis; inflammation; psoriasis; septic shock; graft rejection; cachexia; anorexia; congestive heart failure; post ischaemic reperfusion injury; inflammatory disease of the central nervous system; inflammatory bowel disease; insulin resistance; HIV infection; cancer; chronic obstructive pulmonary disease (COPD); and asthma. The present invention also pertains to pharmaceutical compositions comprising such compounds, and the use of such compounds and compositions, both in vitro and in vivo, in the inhibition of TACE, and in the treatment of conditions that are ameliorated by the inhibition of TACE.
    Type: Application
    Filed: May 16, 2008
    Publication date: December 9, 2010
    Applicant: INHIBOX LTD.
    Inventors: Aigars Jirgensons, Gundars Leitis, Ivars Kalvinsh, Daniel Robinson, Paul Finn, Nagma Khan
  • Publication number: 20100298442
    Abstract: Certain 1-aminoalkylcyclohexanes are systematically-active 5HT3 and nicotinic receptor antagonists and are useful in the inhibition of progression of or alleviation of conditions resulting from disturbances of serotoninergic or nicotinergic transmission giving them a wide range of utility in the treatment of CNS-disorders. Pharmaceutical compositions thereof for such purpose and method of making same, as well as a method-of-treating conditions which are alleviated by the employment of a 5HT3 or neuronal nicotinic receptor antagonist.
    Type: Application
    Filed: July 26, 2010
    Publication date: November 25, 2010
    Applicant: MERZ PHARMA GmbH & CO. KGaA
    Inventors: Christopher Graham Raphael Parsons, Wojciech Danysz, Markus Gold, Ivars Kalvinsh, Valerjans Kauss, Aigars Jirgensons
  • Patent number: 7598384
    Abstract: The invention relates to tetrahydroquinolinone derivatives as well as their pharmaceutically acceptable salts. The invention further relates to a process for the preparation of such compounds. The compounds of the invention are group I mGluR antagonists and are therefore useful for the control and prevention of acute and/or chronic neurological disorders.
    Type: Grant
    Filed: February 25, 2005
    Date of Patent: October 6, 2009
    Assignee: Merz Pharma GmbH & Co. KGAA
    Inventors: Aigars Jirgensons, Christopher Graham Raphael Parsons, Ieva Jaunzeme, Ivars Kalvinsh, Markus Henrich, Maksims Vanejevs, Tanja Weil, Valerjans Kauss, Wojciech Danysz
  • Publication number: 20090227582
    Abstract: The invention relates to ethynyl-substituted tetrahydroquinolinone derivatives as well as their pharmaceutically acceptable salts. The invention further relates to a process for the preparation of such compounds. The compounds of the invention are group I mGluR modulators and are therefore useful for the control and prevention of acute and/or chronic neurological disorders.
    Type: Application
    Filed: May 8, 2009
    Publication date: September 10, 2009
    Applicant: MERZ PHARMA GMBH & CO. KGAA
    Inventors: Valerjans Kauss, Ieva Jaunzeme, Aigars Jirgensons, Ivars Kalvinsh, Maksims Vanejevs, Markus Henrich, Wojciech Danysz, Claudia Jatzke, Christopher G.R. Parsons, Tanja Weil
  • Patent number: 7550482
    Abstract: The invention relates to ethynyl-substituted tetrahydroquinolinone derivatives as well as their pharmaceutically acceptable salts. The invention further relates to a process for the preparation of such compounds. The compounds of the invention are group I mGluR modulators and are therefore useful for the control and prevention of acute and/or chronic neurological disorders.
    Type: Grant
    Filed: August 24, 2005
    Date of Patent: June 23, 2009
    Assignee: Merz Pharma GmbH & Co. KGAA
    Inventors: Valerjans Kauss, Ieva Jaunzeme, Aigars Jirgensons, Ivars Kalvinsh, Maksims Vanejevs, Markus Henrich, Wojciech Danysz, Claudia Jatzke, Christopher Graham Raphael Parsons, Tanja Weil
  • Publication number: 20070185151
    Abstract: Azabicyclic, azatricyclic and azaspirocyclic derivatives of aminocyclohexanes which are systemically-active as NMDA, 5HT3, and nicotinic receptor antagonists, pharmaceutical compostions comprising the same, method of preparation thereof, and method of treating CNS disorders which involve disturbances of glutamatergic, serotoninergic, and nicotinic transmission, treating immunomodulatory disorders, and antimalaria, antitrypanosomal, anti-Borna virus, anti-HSV and anti-Hepatitis C virus activity.
    Type: Application
    Filed: April 4, 2007
    Publication date: August 9, 2007
    Applicant: MERZ PHARMA GMBH & CO. KGAA
    Inventors: Christopher Parsons, Markus Henrich, Wojciech Danysz, Ivars Kalvinsh, Valerjans Kauss, Aigars Jirgensons, Markus Gold, Maksims Vanejevs
  • Patent number: 7238703
    Abstract: Azabicyclic, azatricyclic and azaspirocyclic derivatives of aminocyclohexanes which are systemically-active as NMDA, 5HT3, and nicotinic receptor antagonists, pharmaceutical compositions comprising the same, method of preparation thereof, and method of treating CNS disorders which involve disturbances of glutamatergic, serotoninergic, and nicotinic transmission, treating immunomodulatory disorders, and antimalaria, antitrypanosomal, anti-Borne virus, anti-HSV and anti-Hepatitis C virus activity.
    Type: Grant
    Filed: August 11, 2005
    Date of Patent: July 3, 2007
    Assignee: Merz Pharma GmbH & Co. KGAA
    Inventors: Christopher G. R. Parsons, Markus Henrich, Wojciech Danysz, Ivars Kalvinsh, Valerjans Kauss, Aigars Jirgensons, Markus Gold, Maksims Vanejevs
  • Publication number: 20070105961
    Abstract: Certain 1-aminoalkylcyclohexanes are systematically-active 5HT3 and nicotinic receptor antagonists and are useful in the inhibition of progression of or alleviation of conditions resulting from disturbances of serotoninergic or nicotinergic transmission giving them a wide range of utility in the treatment of CNS-disorders. Pharmaceutical compositions thereof for such purpose and method of making same, as a method-of-treating conditions which are alleviated by the employment of a 5HT3 or neuronal nicotinic receptor antagonist.
    Type: Application
    Filed: December 21, 2006
    Publication date: May 10, 2007
    Applicant: MERZ PHARMA GMBH & CO. KGAA
    Inventors: Christopher Parsons, Wojciech Danysz, Markus Gold, Ivars Kalvinsh, Valerjans Kauss, Aigars Jirgensons
  • Patent number: 7022729
    Abstract: Azabicyclic, azatricyclic and azaspirocyclic derivatives of aminocyclohexanes which are systemically-active as NMDA, 5HT3, and nicotinic receptor antagonists, pharmaceutical compositions comprising the same, method of preparation thereof, and method of treating CNS disorders which involve disturbances of glutamatergic, serotoninergic, and nicotinic transmission, treating immunomodulatory disorders, and antimalaria, antitrypanosomal, anti-Borna virus, anti-HSV and anti-Hepatitis C virus activity.
    Type: Grant
    Filed: March 21, 2003
    Date of Patent: April 4, 2006
    Assignee: Merz Pharma GmbH & Co. KGAA
    Inventors: Christopher Graham Raphael Parsons, Markus Henrich, Wojciech Danysz, Ivars Kalvinsh, Valerjans Kauss, Aigars Jirgensons, Markus Gold, Maksims Vanejevs
  • Publication number: 20060019983
    Abstract: Azabicyclic, azatricyclic and azaspirocyclic derivatives of aminocyclohexanes which are systemically-active as NMDA, 5HT3, and nicotinic receptor antagonists, pharmaceutical compositions comprising the same, method of preparation thereof, and method of treating CNS disorders which involve disturbances of glutamatergic, serotoninergic, and nicotinic transmission, treating immunomodulatory disorders, and antimalaria, antitrypanosomal, anti-Borna virus, anti-HSV and anti-Hepatitis C virus activity.
    Type: Application
    Filed: August 11, 2005
    Publication date: January 26, 2006
    Applicant: MERZ PHARMA GMBH & CO. KGAA
    Inventors: Christopher Parsons, Markus Henrich, Wojciech Danysz, Ivars Kalvinsh, Valerjans Kauss, Aigars Jirgensons, Markus Gold, Maksims Vanejevs