Patents by Inventor Gilbert Gustave Aubard

Gilbert Gustave Aubard 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).

  • Esters of 21-thiol-steroids hydrocortisone and cortisone
    Patent number: 4098803
    Abstract: The present invention relates to new esters of the 21-thiol-steroids, having the general formula given at (I) below, and also to a method of preparation of these new esters. ##STR1## in which: R.sub.1 represents an alkyl radical comprising a number of carbon atoms between 4 and 9, or the para-fluoro-phenyl radical;R.sub.2 represents hydroxyl or the ketone function.The esters of the invention have a considerable anti-inflammatory activity but also have small systemic effects and are applied especially to the local treatment of inflammatory illnesses.
    Type: Grant
    Filed: January 4, 1977
    Date of Patent: July 4, 1978
    Assignee: Jouveinal S.A.
    Inventors: Dieran Robert Torossian, Gilbert Gustave Aubard, Jacky Marcel Legeai
  • Esters of 21-thiol prednisone and prednisolone
    Patent number: 4098804
    Abstract: The present invention relates to new esters of the 21-thiol-steroids, having the general formula given at (I) below, and also to a method of preparation of these new esters. ##STR1## in which: R.sub.1 represents an alkyl radical comprising a number of carbon atoms between 4 and 9, or the para-fluoro-phenyl radical;R.sub.2 represents hydroxyl or the ketone function.The esters of the invention have a considerable anti-inflammatory activity but also have small systemic effects and are applied especially to the local treatment of inflammatory illnesses.
    Type: Grant
    Filed: January 4, 1977
    Date of Patent: July 4, 1978
    Assignee: Jouveinal S.A.
    Inventors: Dieran Robert Torossian, Gilbert Gustave Aubard, Jacky Marcel Legeai
  • Esters of 21-thiol steroids
    Patent number: 4014909
    Abstract: The present invention relates to new esters of the 21-thiol-steroids, having the general formula given at (I) below, and also to a method of preparation of these new esters: ##STR1## in which: R.sub.1 represents an alkyl radical comprising a number of carbon atoms between 4 and 9, or a para-fluoro-aryl radical;R.sub.2 represents an atom of hydrogen or a methyl radical;R.sub.3 represents a hydroxyl radical of a ketone function;R.sub.4 represents an atom of hydrogen or an atom of fluorine;R.sub.5 and R.sub.6 each represent an atom of hydrogen or a second bond between the carbon atoms C-1 and C-2.A method of preparation of the above new esters comprises the operation of condensation of:Derivatives of the general formula below, in which R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.
    Type: Grant
    Filed: May 28, 1974
    Date of Patent: March 29, 1977
    Assignee: Jouveinal S.A.
    Inventors: Dieran Robert Torossian, Gilbert Gustave Aubard, Jacky Marcel Gerard Legeai