Patents by Inventor Mateja Burjak

Mateja Burjak 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: 9907757
    Abstract: The present invention relates to coated particles and pharmaceutical dosage forms comprising the active substances sensitive to environmental influences. The coating of the present invention provides stability and protection of the active substance to environmental influences and in particular from oxidation and/or environmental humidity by coating.
    Type: Grant
    Filed: September 10, 2015
    Date of Patent: March 6, 2018
    Assignee: Lek Pharmaceuticals d.d.
    Inventors: Vlasta Humar, Mateja Burjak, Rok Grahek, Mateja Salobir, Janez Kerc, Klemen Kocevar
  • Publication number: 20170258761
    Abstract: The present invention belongs to the field of pharmaceutical industry and relates to a dry pharmaceutical composition comprising Canagliflozin, as well as to a process for preparing the same. Such dry pharmaceutical composition is useful as a medicament, especially for the normalization of plasma glucose levels.
    Type: Application
    Filed: August 28, 2015
    Publication date: September 14, 2017
    Applicant: Sandoz AG
    Inventors: Mateja Burjak, Tanja Rozman Peterka, Bostjan Petek, Bostjan Markun, Katja Berginc, Miha Tomaz Jaklic, Rok Grahek, Zoran Ham
  • Publication number: 20160128946
    Abstract: The present invention relates to coated particles and pharmaceutical dosage forms comprising the active substances sensitive to environmental influences. The coating of the present invention provides stability and protection of the active substance to environmental influences and in particular from oxidation and/or environmental humidity by coating.
    Type: Application
    Filed: September 10, 2015
    Publication date: May 12, 2016
    Applicant: LEK PHARMACEUTICALS D.D.
    Inventors: Vlasta Humar, Mateja Burjak, Rok Grahek, Mateja Salobir, Janez Kerc, Klemen Kocevar
  • Patent number: 9149460
    Abstract: The present invention relates to coated particles and pharmaceutical dosage forms comprising the active substances sensitive to environmental influences. The coating of the present invention provides stability and protection of the active substance to environmental influences and in particular from oxidation and/or environmental humidity by coating.
    Type: Grant
    Filed: September 27, 2007
    Date of Patent: October 6, 2015
    Assignee: Lek Pharmaceuticals d.d.
    Inventors: Vlasta Humar, Mateja Burjak, Rok Grahek, Mateja Salobir, Janez Kerc, Klemen Kocevar
  • Patent number: 8753681
    Abstract: The invention relates to a pharmaceutical composition, which comprises at least one active agent and which further comprises a binder and/or a retarding agent, wherein the binder swells in an acidic medium, and the retarding agent retards the release of the active agent in an acidic or alkaline medium.
    Type: Grant
    Filed: December 5, 2008
    Date of Patent: June 17, 2014
    Assignee: LEK Pharmaceuticals D.D.
    Inventors: Igor Legen, Mateja Burjak
  • Publication number: 20120027854
    Abstract: The present invention belongs to the field of pharmaceutical industry and relates to a process for preparing dosage forms containing simvastatin and ezetimibe, comprising the steps of providing a first composition containing simvastatin, providing a second composition containing ezetimibe, and forming a dosage form comprising at least two separate compartments, wherein one compartment is formed using either the first or the second composition and another compartment is formed using the other composition. The present invention also relates to a process for preparing dosage forms containing simvastatin and ezetimibe, wherein the process involves a direct compression step. Furthermore, the present invention belongs to a dosage form obtained by this process, comprising at least two separate compartments, wherein one compartment contains simvastatin and one compartment contains ezetimibe.
    Type: Application
    Filed: November 30, 2009
    Publication date: February 2, 2012
    Applicant: LEK Pharmaceuticals D.D.
    Inventors: Miha Homar, Mateja Burjak, Breda Husu-Kovacevic, Janez Kerc
  • Publication number: 20120009227
    Abstract: The present invention describes in an embodiment a coating composition which contains in a film coating an active pharmaceutical ingredient, which is defined by a low water solubility of about 10 mg/ml or lower as measured in water at 20° C. at about pH 7, or which is defined by presenting a dispersed state when placed in water at 20° C. at about pH 7, and a co-polymer of polyvinyl alcohol with polyethylene glycol. Preferably the active pharmaceutical ingredient has been applied dispersed in an aqueous coating vehicle onto a core which optionally comprises a same or different active pharmaceutical ingredient.
    Type: Application
    Filed: January 13, 2010
    Publication date: January 12, 2012
    Applicant: LEK PHARMACEUTICALS
    Inventors: Vlasta Humar, Adnan Beso, Igor Legen, Mateja Burjak
  • Publication number: 20100297227
    Abstract: The invention relates to a pharmaceutical composition, which comprises at least one active agent and which further comprises a binder and/or a retarding agent, wherein the binder swells in an acidic medium, and the retarding agent retards the release of the active agent in an acidic or alkaline medium.
    Type: Application
    Filed: December 5, 2008
    Publication date: November 25, 2010
    Applicant: Lek Pharmaceuticals D.D.
    Inventors: Igor Legen, Mateja Burjak
  • Publication number: 20100172969
    Abstract: The present invention provides a method of making solid micropellets of which at least 75% by weight have a diameter less than 500 ?m comprising (i) melting one or more binders; and (ii) combining the one or more binders melted in step (i) with a pharmaceutically active ingredient to form solid micropellets. Solid micropellets obtainable by this method are also provided. The invention has particular utility for improving the solubility of poorly water-soluble pharmaceutically active ingredients.
    Type: Application
    Filed: March 18, 2008
    Publication date: July 8, 2010
    Applicant: LEK PHARMACEUTICALS D.D
    Inventors: Rok Dreu, Miha Homar, Mateja Burjak, Janez Kerc, Stanko Srcic
  • Publication number: 20080138429
    Abstract: The present invention relates to coated particles and pharmaceutical dosage forms comprising the active substances sensitive to environmental influences. The coating of the present invention provides stability and protection of the active substance to environmental influences and in particular from oxidation and/or environmental humidity by coating.
    Type: Application
    Filed: September 27, 2007
    Publication date: June 12, 2008
    Inventors: Vlasta HUMAR, Mateja Burjak, Rok Grahek, Mateja Salobir, Janez Kerc, Klemen Kocevar
  • Publication number: 20060093680
    Abstract: The present invention relates to coated particles and pharmaceutical dosage forms comprising the active substances sensitive to environmental influences. The coating of the present invention provides stability and protection of the active substance to environmental influences and in particular from oxidation and/or environmental humidity by coating.
    Type: Application
    Filed: February 11, 2004
    Publication date: May 4, 2006
    Inventors: Vlasta Humar, Mateja Burjak, Rok Grahek, Mateja Salobir, Janez Kerc, Klemen Kocevar