Patents by Inventor Anton Frenkel

Anton Frenkel 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: 20230398098
    Abstract: The present disclosure relates to a purified detomidine HCl pharmaceutical product and to methods of preparation, validation of pharmaceutically acceptable product and use thereof.
    Type: Application
    Filed: August 24, 2023
    Publication date: December 14, 2023
    Applicant: Clexio Biosciences Ltd.
    Inventors: Mark ZAMANSKY, Anton FRENKEL
  • Publication number: 20210380550
    Abstract: The present disclosure relates to a new salt of escitalopram and its solid state forms, processes for the preparation thereof, pharmaceutical compositions thereof, and methods of use thereof.
    Type: Application
    Filed: October 9, 2018
    Publication date: December 9, 2021
    Inventors: Anton FRENKEL, Raeann Ruiyun WU
  • Publication number: 20210323929
    Abstract: The present disclosure relates to a purified detomidine HCl pharmaceutical product and to methods of preparation, validation of pharmaceutically acceptable product and use thereof.
    Type: Application
    Filed: July 18, 2019
    Publication date: October 21, 2021
    Inventors: Anton Frenkel, Vladimir Ioffe
  • Publication number: 20210220336
    Abstract: The present disclosure relates to a purified detomidine HCl pharmaceutical product and to methods of preparation, validation of pharmaceutically acceptable product and use thereof.
    Type: Application
    Filed: January 20, 2021
    Publication date: July 22, 2021
    Inventors: Mark Zamansky, Anton Frenkel
  • Publication number: 20170327464
    Abstract: The subject invention provides a mixture of crystalline laquinimod sodium particles, wherein (i) 90% or more of the total amount by volume of the laquinimod sodium particles have a size of 40 microns or less or (ii) 50% or more of the total amount by volume of the laquinimod sodium particles have a size of 15 microns or less, and wherein: a) the mixture has a bulk density of 0.2 g/mL to 0.4 g/mL; b) the mixture has a tapped density of 0.40 g/mL to 0.7 g/mL; c) an amount of heavy metal in the mixture is no more than 0.002% of heavy metal relative to the amount by weight of laquinimod sodium; d) an amount of 5-chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline (MCQ) in the mixture is no more than 0.15% relative to the amount of laquinimod sodium as measured by HPLC; e) an amount of 5-chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylic acid (MCQCA) in the mixture is no more than 0.
    Type: Application
    Filed: August 1, 2017
    Publication date: November 16, 2017
    Applicant: Teva Pharmaceutical Industries, Ltd.
    Inventors: Anton Frenkel, Avital Laxer
  • Publication number: 20160158216
    Abstract: The subject invention provides a mixture of crystalline laquinimod sodium particles, wherein (i) 90% or more of the total amount by volume of the laquinimod sodium particles have a size of 40 microns or less or (ii) 50% or more of the total amount by volume of the laquinimod sodium particle have a size of 15 microns or less, and wherein: a) the mixture has a bulk density of 0.2 g/mL to 0.4 g/mL; b) the mixture has a tapped density of 0.40 g/mL to 0.7 g/mL; c) an amount of heavy metal in the mixture is no more than 0.002% of heavy metal relative to the amount by weight of laquinimod sodium; d) an amount of 5-chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline (MCQ) in the mixture is no more than 0.15% relative to the amount of laquinimod sodium as measured by HPLC; e) an amount of 5-chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylic acid (MCQCA) in the mixture is no more than 0.
    Type: Application
    Filed: December 3, 2015
    Publication date: June 9, 2016
    Applicant: Teva Pharmaceutical Industries, Ltd.
    Inventors: Anton Frenkel, Avital Laxer
  • Patent number: 9346746
    Abstract: The subject invention provides R(+)-N-formyl-propargyl-aminoindan and a composition containing N-propargyl-1(R)-aminoindan or a pharmaceutically acceptable salt thereof, and a compound of R(+)-N-formyl-propargyl-aminoindan.
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: May 24, 2016
    Assignee: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Muhammad Safadi, Anton Frenkel, Michal Keisar, Danit Licht, Eliezer Bahar, Ramy Lidor-Hadas, Marina Zholkovsky, Rachel Cohen
  • Patent number: 9339469
    Abstract: The subject invention provides R(+)-N-methyl-propargyl-aminoindan or a pharmaceutically acceptable salt thereof and a composition containing R(+)-N-propargyl-1(R)-aminoindan or a pharmaceutically acceptable salt thereof, and a compound of R(+)-N-methyl-propargyl-aminoindan or a salt thereof.
    Type: Grant
    Filed: October 9, 2012
    Date of Patent: May 17, 2016
    Assignee: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Muhammad Safadi, Anton Frenkel, Michal Keisar, Danit Licht, Eliezer Bahar, Ramy Lidor-Hadas, Marina Zholkovsky, Rachel Cohen
  • Patent number: 9233927
    Abstract: The subject invention provides a mixture of crystalline laquinimod sodium particles, wherein (i) 90% or more of the total amount by volume of the laquinimod sodium particles have a size of 40 microns or less or (ii) 50% or more of the total amount by volume of the laquinimod sodium particles have a size of 15 microns or less, and wherein: a) the mixture has a bulk density of 0.2 g/mL to 0.4 g/mL; b) the mixture has a tapped density of 0.40 g/mL to 0.7 g/mL; c) an amount of heavy metal in the mixture is no more than 0.002% of heavy metal relative to the amount by weight of laquinimod sodium; d) an amount of 5-chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline (MCQ) in the mixture is no more than 0.15% relative to the amount of laquinimod sodium as measured by HPLC; e) an amount of 5-chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroqunoline-3-carboxylic acid (MCQCA) in the mixture is no more than 0.
    Type: Grant
    Filed: March 14, 2014
    Date of Patent: January 12, 2016
    Assignee: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Anton Frenkel, Avital Laxer
  • Patent number: 8975279
    Abstract: The subject invention provides a Laquinimod amine salt, which is laquinimod meglumine, laquinimod choline hydroxide, laquinimod L-lysine or laquinimod monoethanolamine.
    Type: Grant
    Filed: October 31, 2013
    Date of Patent: March 10, 2015
    Assignee: Teva Pharmaceutical Industries, Ltd.
    Inventors: Anton Frenkel, Avital Laxer, Judith Aronheim
  • Publication number: 20150045445
    Abstract: The subject invention provides a pharmaceutical composition containing N-propargyl-1(R)-aminoindan or a pharmaceutically acceptable salt thereof, and a compound of 3-keto-N-propargyl-1-aminoindan or a salt thereof.
    Type: Application
    Filed: October 23, 2014
    Publication date: February 12, 2015
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Anton Frenkel, Ramy Lidor-Hadas, Eliezer Bahar
  • Publication number: 20150038744
    Abstract: The subject invention provides crystalline R(+)-N-propargyl-1-aminoindan, pharmaceutical compositions and methods of manufacture thereof.
    Type: Application
    Filed: August 14, 2014
    Publication date: February 5, 2015
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Anton Frenkel, Tamas Koltai
  • Publication number: 20140364506
    Abstract: The subject invention provides deuterated rasagiline, its salts and uses.
    Type: Application
    Filed: June 20, 2014
    Publication date: December 11, 2014
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Elizer Bahar, Anton Frenkel, Victor Piryatinsky
  • Publication number: 20140271878
    Abstract: The subject invention provides a mixture of crystalline laquinimod sodium particles, wherein (i) 90% or more of the total amount by volume of the laquinimod sodium particles have a size of 40 microns or less or (ii) 50% or more of the total amount by volume of the laquinimod sodium particles have a size of 15 microns or less, and wherein: a) the mixture has a bulk density of 0.2 g/mL to 0.4 g/mL; b) the mixture has a tapped density of 0.40 g/mL to 0.7 g/mL; c) an amount of heavy metal in the mixture is no more than 0.002% of heavy metal relative to the amount by weight of laquinimod sodium; d) an amount of 5-chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline (MCQ) in the mixture is no more than 0.15% relative to the amount of laquinimod sodium as measured by HPLC; e) an amount of 5-chloro-4-hydroxy-1-methyl-2-oxo-1,2-dihydroqunoline-3-carboxylic acid (MCQCA) in the mixture is no more than 0.
    Type: Application
    Filed: March 14, 2014
    Publication date: September 18, 2014
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Anton Frenkel, Avital Laxer
  • Publication number: 20140186514
    Abstract: Disclosed are formulations which are designed to delay release of rasagiline while maintaining specific pharmacokinetic properties.
    Type: Application
    Filed: December 23, 2013
    Publication date: July 3, 2014
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Muhammad Safadi, Daniella Licht, Rachel Cohen, Anton Frenkel, Marina Zholkovsky
  • Publication number: 20140171647
    Abstract: Disclosed is a process for the preparation of laquinimod sodium which removes the impurities after the salt formation step, thus resulting in crystals of higher purity as well as crystals having improved crystalline characteristics.
    Type: Application
    Filed: February 20, 2014
    Publication date: June 19, 2014
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Anton Frenkel, Eduard Gurevich, Avital Laxer
  • Publication number: 20140128430
    Abstract: The subject invention provides a Laquinimod amine salt, which is laquinimod meglumine, laquinimod choline hydroxide, laquinimod L-lysine or laquinimod monoethanolamine.
    Type: Application
    Filed: October 31, 2013
    Publication date: May 8, 2014
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES, LTD.
    Inventors: Anton Frenkel, Avital Laxer, Judith Aronheim
  • Patent number: 8673322
    Abstract: Disclosed is a process for the preparation of laquinimod sodium which removes the impurities after the salt formation step, thus resulting in crystals of higher purity as well as crystals having improved crystalline characteristics.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: March 18, 2014
    Assignee: Teva Pharmaceutical Industries, Ltd.
    Inventors: Anton Frenkel, Eduard Gurevich, Avital Laxer
  • Patent number: 8647646
    Abstract: Disclosed is a process for the preparation of laguinimod sodium which removes the impurities after the salt formation step, thus resulting in crystals of higher purity as well as crystals having improved crystalline characteristics.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: February 11, 2014
    Assignee: Teva Pharmaceutical Industries, Ltd.
    Inventors: Anton Frenkel, Eduard Gurevich, Avital Laxer
  • Patent number: 8614252
    Abstract: The subject invention provides crystalline R(+)-N-propargyl-1-aminoindan, pharmaceutical compositions and methods of manufacture thereof.
    Type: Grant
    Filed: January 8, 2010
    Date of Patent: December 24, 2013
    Assignee: Teva Pharmaceutical Industries Ltd.
    Inventors: Anton Frenkel, Tamas Koltai