Patents by Inventor Margit Barta nee Bukovecz

Margit Barta nee Bukovecz 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).

  • Apovincaminol derivative
    Patent number: 4680397
    Abstract: The invention relates to new apovincaminol derivatives of the formula /I/ ##STR1## wherein R.sub.1 is hydrogen, nitro or halogen,R.sub.2 is a substituted or unsubstituted alkyl or phenyl group,R.sub.3 and R.sub.4 together form a valency bond or each independently represents hydrogen, hydroxyl or an --OR.sub.5 group, in whichR.sub.5 is substituted or unsubstituted alkanoyl or benzoyl group,with the proviso that if R.sub.2 stands for a 3,4,5-trimethoxyphenyl group and R.sub.1 is hydrogen, R.sub.3 and R.sub.4 together do not form a valency bond, or if R.sub.2 is a 3,4,5-trimethoxyphenyl group and R.sub.3 and R.sub.4 both are hydrogen, R.sub.1 is other than hydrogen, nitro or bromine, and acid addition salts thereof.The compounds may be used in the therapy of various skin diseases accompanied by a pathological cell proliferation, preferably psoriasis.
    Type: Grant
    Filed: April 25, 1985
    Date of Patent: July 14, 1987
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt.
    Inventors: Tibor Keve, Bela Zsadon, Gyorgy Fekete, Janos Galambos, Margit Barta nee Bukovecz, Laszlo Szporny, Lilla Forgacs, Arpad Kiraly, Gyongyver Soos, Bela Kiss, Maria Zajer nee Balazs