Patents by Inventor Serge Petit

Serge Petit 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).

  • Drugs comprising 2,3- or 3,4-diphenyl derivatives of .gamma.-nitrile-esters or the cyclization products thereof
    Patent number: 4785007
    Abstract: New drugs comprising 2,3- or 3,4-diphenyl derivatives of .gamma.-nitrile-esters or the products of cyclization of the 2,3-diphenyl derivatives according to the formulae A, B and C are claimed.Process for cyclization of 2,3-diphenyl derivatives of .gamma.-nitrile-esters, new 2,3-diphenyl derivatives of .gamma.-nitrile-esters corresponding to the formulae I to VIII are claimed; new 3,4-diphenyl derivatives of the said esters coresponding to the formulae IX and X, and new 3,4-diphenylpiperidone derivatives corresponding to the specific formulae IX to XXVII are described.
    Type: Grant
    Filed: April 2, 1986
    Date of Patent: November 15, 1988
    Assignee: Laboratoires Hoechst S.A.
    Inventors: Jacques Dreux, Serge Petit