Patents by Inventor Ildiko Borbely

Ildiko Borbely 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).

  • Flavilium compounds and method of using
    Patent number: 5753695
    Abstract: The invention relates to a compound of formula (I) ##STR1## wherein X is a pharmacologically acceptable anion,R.sub.1 and R.sub.2 are independently of each other hydrogen, or an --OY group in which Y is hydrogen, an .alpha.-aminoacyl, or a C.sub.1-5 aminoalkyl residue,R.sub.3, R.sub.4 and R.sub.7 are independently of each other hydrogen, or a C.sub.1-5 alkyl residueR.sub.5 is hydrogen, and .alpha.-aminoacyl, or a C.sub.1-5 alkyl residue, andR.sub.6 is hydrogen, OH.sup.-, or a C.sub.1-5 alkyl residue,and pharmaceutically acceptable salts and esters thereof; and to condensation processes for preparing them.
    Type: Grant
    Filed: May 19, 1994
    Date of Patent: May 19, 1998
    Assignee: Biogal Gyogyszergyar RT
    Inventors: Gyorgy Sulyok, Janos Balint, Ildiko Borbely, Jolan Kiss, Ferenc D. Toth