Patents by Inventor Armands Zandersons

Armands Zandersons 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 5-(2-ethyl-dihydro-1-inden-2-yl)-1-imidazole and salts thereof
    Patent number: 8431717
    Abstract: The invention provides an improved, highly efficient method for preparing 5-(2-ethyl-2,3-dihydro-1H-inden-2-yl)-1H-imidazole, and its salts, in particular its pharmaceutically acceptable salts.
    Type: Grant
    Filed: December 3, 2008
    Date of Patent: April 30, 2013
    Assignee: JSC Grindeks
    Inventors: Viesturs Lusis, Dzintra Muceniece, Inese Reine, Armands Zandersons
  • Method for preparing medetomidine and its salts
    Patent number: 7902377
    Abstract: The invention provides an improved, highly efficient method for preparing Medetomidine, and its salts, in particular its pharmaceutically acceptable salts. The method utilizes the high reactivity of halogenated imidazoles towards transmetalation with Grignard reagents and the subsequent reaction with 2,3-dimethylbenzaldehyde.
    Type: Grant
    Filed: November 2, 2007
    Date of Patent: March 8, 2011
    Assignee: JSC Grindeks
    Inventors: Inese Reine, Armands Zandersons
  • PROCESS FOR THE PREPARATION OF 5-(2-ETHYL-DIHYDRO-1H-INDEN-2-YL)-1H-IMIDAZOLE AND SALTS THEREOF
    Publication number: 20110028733
    Abstract: The invention provides an improved, highly efficient method for preparing 5-(2-ethyl-2,3-dihydro-1H-inden-2-yl)-1H-imidazole, and its salts, in particular its pharmaceutically acceptable salts.
    Type: Application
    Filed: December 3, 2008
    Publication date: February 3, 2011
    Inventors: Viesturs Lusis, Dzintra Muceniece, Inese Reine, Armands Zandersons
  • METHOD FOR PREPARING MEDETOMIDINE AND ITS SALTS.
    Publication number: 20100048915
    Abstract: The invention provides an improved, highly efficient method for preparing Medetomidine, and its salts, in particular its pharmaceutically acceptable salts. The method utilizes the high reactivity of halogenated imidazoles towards transmetalation with Grignard reagents and the subsequent reaction with 2,3-dimethylbenzaldehyde.
    Type: Application
    Filed: November 2, 2007
    Publication date: February 25, 2010
    Applicant: GRINDEKS A JOINT STOCK COMPANY
    Inventors: Inese Reine, Armands Zandersons