Patents by Inventor Bodo Haertel

Bodo Haertel 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 3,3-diaryl acrylic acid amides
    Patent number: 5495019
    Abstract: The invention provides a process for the preparation of 3,3-diaryl acrylic acid amides of the general formula ##STR1## in which A, B and Q are as defined in the specification, by condensing a compound of formula ##STR2## with a compound of formulaCH.sub.3 --CO--Q (III)in which Q has the meaning given above, in a solvent in the presence of an alkali metal hydroxide, characterised in that the solvent is selected from alkanes, cycloalkanes or mixtures thereof.
    Type: Grant
    Filed: March 16, 1995
    Date of Patent: February 27, 1996
    Assignee: American Cyanamid Company
    Inventors: Jurgen Curtze, Bodo Haertel