Patents by Inventor Catalin Nistor

Catalin Nistor 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: 20190054177
    Abstract: A composition for the delayed delivery of a peptide active agent comprising: i) a salt of said peptide active agent comprising at least one positively charged peptide ion and at least one negatively charged counter-ion ii) a sustained-release delivery vehicle. Wherein said at last one negatively charged counter-ion is a halide ion, preferably a chloride or bromide ion.
    Type: Application
    Filed: May 18, 2018
    Publication date: February 21, 2019
    Applicant: CAMURUS AB
    Inventors: Markus JOHNSSON, Fredrik JOABSSON, Catalin NISTOR, Krister THURESSON, Fredrik TIBERG
  • Publication number: 20180207089
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: i) a non-polymeric slow-release matrix ii) at least one biocompatible, (preferably oxygen containing) organic solvent; iii) at least one peptide active agent; and iv) at least one lipid soluble acid. The invention further relates to methods of treatment comprising administration of such compositions, especially in treating diabetes, and to pre-filled administration devices and kits containing the formulations.
    Type: Application
    Filed: October 26, 2017
    Publication date: July 26, 2018
    Applicant: CAMURUS AB
    Inventors: Catalin NISTOR, Markus JOHNSSON, Fredrik TIBERG
  • Patent number: 9974861
    Abstract: The present invention relates to formulation precursors (pre-formulations) for the in situ generation of compositions for the controlled release of the salts of peptide active agents, including somatostatin analogues. The invention also relates to pre-formulations of amphiphilic components and at least one salt of a peptide active agent (e.g., somatostatin analogue) for parenteral application.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: May 22, 2018
    Assignee: CAMURUS AB
    Inventors: Markus Johnsson, Fredrik Joabsson, Catalin Nistor, Krister Thuresson, Fredrik Tiberg
  • Patent number: 9820934
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: i) a non-polymeric slow-release matrix ii) at least one biocompatible, (preferably oxygen containing) organic solvent; iii) at least one peptide active agent; and iv) at least one lipid soluble acid. The invention further relates to methods of treatment comprising administration of such compositions, especially in treating diabetes, and to pre-filled administration devices and kits containing the formulations.
    Type: Grant
    Filed: August 22, 2008
    Date of Patent: November 21, 2017
    Assignee: CAMURUS AB
    Inventors: Catalin Nistor, Markus Johnsson, Fredrik Tiberg
  • Publication number: 20170281537
    Abstract: The present invention provides a formulation comprising a lipid matrix; at least one thiolated antioxidant; at least one bioactive agent; and optionally at least one chelating agent. The bioactive agent may be a gonadotrophin-releasing hormone (GnRH) agonist; a gonadotrophin-releasing hormone (GnRH) antagonist; a luthenizing hormone releasing hormone (LHRH); and/or a luthenizing hormone releasing hormone (LHRH) related peptide.
    Type: Application
    Filed: April 28, 2017
    Publication date: October 5, 2017
    Applicant: CAMURUS AB
    Inventors: Catalin NISTOR, Fredrik TIBERG, Krister THURESSON, Markus JOHNSSON
  • Patent number: 9668967
    Abstract: The present invention provides a formulation comprising: i) a lipid matrix; ii) at least one thiolated antioxidant; iii) optionally at least one bioactive agent; and iv) optionally at least one chelating agent.
    Type: Grant
    Filed: August 21, 2009
    Date of Patent: June 6, 2017
    Assignee: CAMURUS AB
    Inventors: Catalin Nistor, Fredrik Tiberg, Krister Thuresson, Markus Johnsson
  • Publication number: 20150366973
    Abstract: Disclosed herein are compositions for the delayed delivery of peptide active agents, including compositions comprising; i) a salt of a peptide active agent comprising at least one positively charged peptide ion and at least one negatively charged counter-ion selected from a halide ion, a chloride and a bromide ion; and ii) a sustained-release delivery vehicle.
    Type: Application
    Filed: January 16, 2015
    Publication date: December 24, 2015
    Inventors: Markus JOHNSSON, Fredrik Joabsson, Catalin Nistor, Krister Thuresson, Fredrik Tiberg
  • Publication number: 20150105332
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: a) 20-50 wt. % of at least one diacyl glycerol; b) 20-54 wt. % of at least one phosphatidyl choline (PC); c) 5-15 wt. % of at least one biocompatible, organic mono-alcoholic solvent; d) 1 to 20 wt. % polar solvent e) 5 to 150 mg/ml of at least one peptide somatostatin receptor agonist comprising pasireotide; f) optionally at least one antioxidant; wherein the ratio of components a:b is in the range 40:60 to 54:46; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. The invention further relates to methods of treatment comprising administration of such compositions, and to pre-filled administration devices and kits containing the formulations.
    Type: Application
    Filed: May 24, 2013
    Publication date: April 16, 2015
    Applicant: CAMURUS AB
    Inventors: Catalin Nistor, Markus Johnsson, Fredrik Tiberg
  • Publication number: 20140162944
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: a) 20-80 wt. % of at least one diacyl glycerol and/or a tocopherol; b) 20-80 wt. % of at least one phosphatidyl choline (PC); c) 5-20 wt. % of at least one biocompatible, organic mono-alcoholic solvent; d) up to 20 wt. % polar solvent e) at least one peptide active agent; f) optionally at least one antioxidant; wherein the ratio of components a:b is in the range 40:60 to 54:46; wherein the pre-formulation forms, or is capable of forming, at least one liquid crystalline phase structure upon contact with excess aqueous fluid. The invention further relates to methods of treatment comprising administration of such compositions, and to pre-filled administration devices and kits containing the formulations.
    Type: Application
    Filed: May 25, 2012
    Publication date: June 12, 2014
    Applicant: CAMURUS AB
    Inventors: Fredrik Tiberg, Catalin Nistor, Markus Johnsson
  • Publication number: 20120028890
    Abstract: The present invention relates to compositions forming a low viscosity mixture of: i) a non-polymeric slow-release matrix ii) at least one biocompatible, (preferably oxygen containing) organic solvent; iii) at least one peptide active agent; and iv) at least one lipid soluble acid. The invention further relates to methods of treatment comprising administration of such compositions, especially in treating diabetes, and to pre-filled administration devices and kits containing the formulations.
    Type: Application
    Filed: August 22, 2008
    Publication date: February 2, 2012
    Applicant: CAMURUS AB
    Inventors: Catalin Nistor, Markus Johnsson, Fredrik Tiberg
  • Patent number: 8097239
    Abstract: The present invention relates to formulations of a lipid based controlled-release matrix, a polyhydroxy component and a bioactive agent. Such formulation are useful in the delivery of the bioactive compounds. The invention also relates to the use of a polyhydroxy component for increasing the solubility of a bioactive compound, especially a peptide in a lipid-based controlled-release matrix.
    Type: Grant
    Filed: October 24, 2007
    Date of Patent: January 17, 2012
    Assignee: Camurus AB
    Inventors: Markus Johnsson, Fredrik Tiberg, Catalin Nistor
  • Publication number: 20110230569
    Abstract: The present invention provides a formulation comprising: i) a lipid matrix; ii) at least one thiolated antioxidant; iii) optionally at least one bioactive agent; and iv) optionally at least one chelating agent.
    Type: Application
    Filed: August 21, 2009
    Publication date: September 22, 2011
    Inventors: Catalin Nistor, Fredrik Tiberg, krister Thuresson, Markus Johnsson
  • Publication number: 20100210519
    Abstract: A composition for the delayed delivery of a peptide active agent comprising; i) a salt of said peptide active agent comprising at least one positively charged peptide ion and at least one negatively charged counter-ion ii) a sustained-release delivery vehicle. Wherein said at least one negatively charged counter-ion is a halide ion, preferably a chloride or bromide ion.
    Type: Application
    Filed: June 13, 2008
    Publication date: August 19, 2010
    Applicant: CAMURUS AB
    Inventors: Markus Johnsson, Fredrik Joabsson, Catalin Nistor, Krister Thuresson, Fredrik Tiberg
  • Publication number: 20080124394
    Abstract: The present invention relates to formulations of a lipid based controlled-release matrix, a polyhydroxy component and a bioactive agent. Such formulation are useful in the delivery of the bioactive compounds. The invention also relates to the use of a polyhydroxy component for increasing the solubility of a bioactive compound, especially a peptide in a lipid-based controlled-release matrix.
    Type: Application
    Filed: October 24, 2007
    Publication date: May 29, 2008
    Applicant: CAMURUS AB
    Inventors: Markus JOHNSSON, Fredrik TIBERG, Catalin NISTOR