Patents by Inventor Sandor Vajas

Sandor Vajas 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).

  • Aerosol composition comprising nitroglycerin as active ingredient
    Patent number: 5047230
    Abstract: The present invention relates to an aerosol composition free of propellant gas, comprising nitroglycerin as active ingredient. The composition according to the invention is composed of:0.1 to 4% by weight of nitroglycerin,51 to 90% by weight of a C.sub.2-4 aliphatic alcohol (component A),10 to 49% by weight of a polyalkyleneglycol comprising 2 or 3 carbon atoms in the alkylene moiety (component B.sub.1) and/or a C.sub.2-8 alcohol comprising two or three hydroxy groups (component B.sub.2)optionally together with one or more pharmaceutically acceptable carriers and/or diluents.
    Type: Grant
    Filed: July 7, 1989
    Date of Patent: September 10, 1991
    Assignee: EGIS Gyogyszergyar
    Inventors: Margit Nagy, Jozsef Kenderfi, Frigyes Gorgenyi, Margit Csorgo, Lidia Fedina, Antal Mosonyi, Sandor Vajas, Attila Mandi