Patents by Inventor Bela Rosdy

Bela Rosdy 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).

  • Polycyclic compounds substituted on the A-ring, pharmaceutical compositions containing them, and methods of treating psoriasis with them
    Patent number: 4432982
    Abstract: The invention relates to new polycyclic compounds substituted on the A-ring. More particularly, the invention concerns new polycyclic compounds of the formula (I) ##STR1## wherein R.sup.1 is methoxy or halogen andR.sup.2 is hydrogen; orR.sup.1 is hydrogen andR.sup.2 is halogen and acid addition salts thereof.
    Type: Grant
    Filed: February 4, 1982
    Date of Patent: February 21, 1984
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt.
    Inventors: Csaba Szantay, Lajos Szabo, Gyorgy Kalaus, Mari Zajer nee Balazs, Lilla Forgach, Egon Karpati, Arpad Kiraly, Gyongyver Kiraly nee Soos, Laszlo Szporny, Bela Rosdy
  • Polycyclic compounds containing a double bond in the D-ring pharmaceutical compositions containing them, and methods of treating psoriasis with them
    Patent number: 4424223
    Abstract: The invention relates to the new 17,18-dehydro-apovincaminol-3',4',5'-trimethoxy-benzoate of formula (I) ##STR1## and acid addition salts thereof. According to another aspect of the invention there is provided a process for the preparation of these new compounds. Still another aspect of the invention is a pharmaceutical composition for treating psoriasis.
    Type: Grant
    Filed: February 4, 1982
    Date of Patent: January 3, 1984
    Assignee: Richter Gedeon Vegyeszeti Gyar RT
    Inventors: Tibor Keve, Bela Zsadon, Gyorgy Fekete, Csaba Lorincz, Janos Galambos, Maria Zajer nee Balazs, Lilla Forgach, Egon Karpati, Arpad Kiraly, Gyongyver Kiraly nee Soos, Laszlo Szporny, Bela Rosdy
  • Apovincaminol derivative and compositions and methods utilizing it for treating psoriasis
    Patent number: 4424224
    Abstract: The invention relates to the new apovincaminol-3',4',5'-trimethoxy-benzoate and acid addition salts thereof.The new compound may be prepared by reacting apovincaminol or an acid addition salt thereof with 3,4,5-trimethoxy benzoic acid or a reactive derivative thereof capable of acylation and if desired converting the compound thus obtained into an acid addition salt.The new compound of the present invention can be used in therapy in the treatment of skin diseases attached to pathological cell proliferation and in the propylaxis of such diseases.
    Type: Grant
    Filed: February 4, 1982
    Date of Patent: January 3, 1984
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt
    Inventors: Csaba Szantay, Lajos Szabo, Gyorgy Kalaus, Zsuzsanna Gyulai, Maria Zajer nee Balazs, Lilla Forgach, Egon Karpati, Arpad Kiraly, Gyongyver Kiraly nee Soos, Laszlo Szporny, Bela Rosdy
  • Nitro-substituted polycyclic derivatives useful in the treatment of psoriasis
    Patent number: 4419359
    Abstract: The present invention relates to the compounds of the Formulae 1a and 1b and pharmaceutically acceptable acid addition salts thereof.The new 9-nitro-apovincaminol-3',4',5'-trimethoxybenzoate of the Formula 1a ##STR1## and the 11-nitro-apovincaminol-3',4',5'-trimethoxy-benzoate of the Formula 1b ##STR2## and pharmaceutically acceptable acid addition salts thereof can be prepared by nitrating the apovincaminol-3',4',5'-trimethoxy-benzoate of the Formula 11, ##STR3## if desired separating the mixture of the compounds of the Formulae 1a and 1b thus obtained into its components, if desired converting a compound of the Formula 1a or 1b thus obtained into pharmaceutically acceptable acid addition salts thereof.The new compounds of the present invention can be used in therapy in the treatment of psoriasis.
    Type: Grant
    Filed: February 4, 1982
    Date of Patent: December 6, 1983
    Assignee: Richter Gedeon Vegyeszeti Gyar RT
    Inventors: Tibor Keve, Gyorgy Fekete, Csaba Lorincz, Janos Galambos, Bela Zsadon, Maria Zajer nee Balazs, Lilla Forgach, Egon Karpati, Arpad Kiraly, Gyongyver Kiraly nee Soos, Laszlo Szporny, Bela Rosdy
  • Method of treating psoriasis
    Patent number: 4328231
    Abstract: Skin diseases such as psoriasis in a human patient can be treated by topically or parenterally administering a dermatological composition containing a compound of the formula: ##STR1## wherein R.sub.1 is hydrogen andR.sub.2 is the group --COOCH.sub.3, --CONH.sub.2 or --CONHNH.sub.2 ; orR.sub.1 is methoxy andR.sub.
    Type: Grant
    Filed: July 25, 1980
    Date of Patent: May 4, 1982
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt.
    Inventors: Maria Zajer nee Balazs, Lilla Forgach, Egon Karpati, Arpad Kiraly, Gyongyver Kiraly nee Soos, Laszlo Szporny, Bela Rosdy