Patents by Inventor Luisa Saccarello

Luisa Saccarello 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 (1,4-diaryl-pyrazol-3-yl)-acetic acids
    Patent number: 4952702
    Abstract: (1,4-Diaryl-purazol-3-yl)-acetic acids of the formula ##STR1## wherein Ar and Ar', which can be the same or different, represents a phenyl group optionally substituted with 1 or 3 halogen atoms, C.sub.1 -C.sub.4 alkyl or C.sub.1 -C.sub.4 alkoxy groups, are prepared by reacting .beta.-styryl amines with compounds of formula ClCO-CH.sub.2 -A (wherein A represents a CN, COOR or CONR.sup.1 R.sup.2 group, R being an alkyl, benzyl or benzohydryl group and R.sup.1 and R.sup.2 being H or an alkyl, benzyl or benzohydryl group).
    Type: Grant
    Filed: July 6, 1989
    Date of Patent: August 28, 1990
    Assignee: Seuref A.G.
    Inventor: Luisa Saccarello