Patents by Inventor Samo Pirc

Samo Pirc 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).

  • Process for the preparation of 3-aroyl-5-aminobenzofuran derivatives
    Patent number: 9512097
    Abstract: The present invention relates to a process for the preparation of 3-aroyl-5-aminobenzofuran derivatives useful as antiarrhythmic drugs which avoids the use of nitro intermediates.
    Type: Grant
    Filed: November 11, 2011
    Date of Patent: December 6, 2016
    Assignee: Lek Pharmaceuticals D.D.
    Inventors: Frank Richter, Erwin Schreiner, Samo Pirc, Anton Copar
  • PROCESS FOR THE PREPARATION OF 3-AROYL-5-AMINOBENZOFURAN DERIVATIVES
    Publication number: 20130317100
    Abstract: The present invention relates to a process for the preparation of 3-aroyl-5-aminobenzofuran derivatives useful as antiarrhythmic drugs which avoids the use of nitro intermediates.
    Type: Application
    Filed: November 11, 2011
    Publication date: November 28, 2013
    Applicant: LEK PHARMACEUTICALS D.D.
    Inventors: Frank Richter, Erwin Schreiner, Samo Pirc, Anton Copar
  • Process for the preparation or purification of olmesartan medoxomil
    Patent number: 8592474
    Abstract: The present invention relates to a process for the preparation and purification of olmesartan medoxomil hydrohalide salts and optionally converting them to olmesartan medoxomil. The invention also relates to products obtainable by the process of the invention, to pharmaceutical compositions comprising the products and to their use in medicine, particularly to treat hypertension.
    Type: Grant
    Filed: August 7, 2008
    Date of Patent: November 26, 2013
    Assignee: Lek Pharmaceuticals D.D.
    Inventors: Samo Pirc, Lovro Selic
  • ACTIVE PHARMACEUTICAL INGREDIENT ADSORBED ON SOLID SUPPORT
    Publication number: 20120088774
    Abstract: The present invention belongs to the field of pharmaceutical industry and relates to dosage forms comprising active pharmaceutical ingredients (API) such as tadalafil, simvastatin, fenofibrate and lovastatin that are practically insoluble in water, adsorbed on a carrier. Furthermore it relates to an adsorbate comprising API being practically insoluble in water and to a process for the preparation of said adsorbate with non-polar solvent (s) such as chlorinated hydrocarbon, diisopropylethes and hexane. Furthermore the invention relates to a process for the preparation of the dosage form, as well as to the use of the adsorbate for the preparation of the dosage form. Moreover it relates to the dosage form for use in the treatment of erectile dysfunction, human immunodeficiency virus (HIV) infections and/or Acquired Immune Deficiency Syndrome (AIDS).
    Type: Application
    Filed: April 6, 2010
    Publication date: April 12, 2012
    Applicant: LEK PHARMACEUTICALS D.D.
    Inventors: Rok Grahek, Andrej Bastarda, Miha T. Jaklic, Klemen Kocevar, Samo Pirc
  • PROCESS FOR THE PREPARATION OR PURIFICATION OF OLMESARTAN MEDOXOMIL
    Publication number: 20110263666
    Abstract: The present invention relates to a process for the preparation and purification of olmesartan medoxomil hydrohalide salts and optionally converting them to olmesartan medoxomil. The invention also relates to products obtainable by the process of the invention, to pharmaceutical compositions comprising the products and to their use in medicine, particularly to treat hypertension.
    Type: Application
    Filed: August 7, 2008
    Publication date: October 27, 2011
    Applicant: LEK PHARMACEUTICALS D.D.
    Inventors: Samo Pirc, Lovro Selic
  • CONVERSION OF TRYPTOPHAN INTO BETA-CARBOLINE DERIVATIVES
    Publication number: 20110105751
    Abstract: The invention belongs in the field of organic chemistry and relates to a new shortened Pictet-Spengler type reaction for preparing isomerically pure ?-carboline compounds useful for the synthesis of tadalafil.
    Type: Application
    Filed: March 26, 2009
    Publication date: May 5, 2011
    Applicant: LEAK PHARMACEUTICALS D.D.
    Inventor: Samo Pirc