Patents by Inventor Maria Lovas nee Marsai

Maria Lovas nee Marsai 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).

  • Diamino-androstane derivatives
    Patent number: 5410040
    Abstract: New monoquaternary and diquaternary 5-alpha-hydroxy-3,16-diaminoandrostane salts are disclosed with curare-like muscle relaxant activity. The new salts are characterized by a surprisingly rapid onset time.
    Type: Grant
    Filed: June 27, 1986
    Date of Patent: April 25, 1995
    Assignee: Richter Gedeon Vegyeszeti Gyar Rt.
    Inventors: Zoltan Tuba, Judit Horvath, Maria Lovas nee Marsai, Miklos Riesz, deceased, Katalin Biro, Laszle Szporny, Egon Karpati