Patents by Inventor Erzebet Dudar

Erzebet Dudar 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).

  • Patent number: 4511714
    Abstract: The invention concerns herbicidal compositions comprising an active herbicidal compound of the thiolcarbamate, substituted urea, substituted triazine or chloroacetanilide type or optional mixtures thereof, and an antidote therefor having the general formula I ##STR1## wherein X.sup.1 represents oxygen, sulphur or nitrogen;n.sub.1 is 0 or 1;X.sup.2 and X.sup.3 which may be the same or different, each represent hydroxyl, alkoxy having 1 to 5 carbon atoms, alkenyloxy having 2 to 5 carbon atoms, amino, alkylamino having 1 to 4 carbon atoms or 2,2-dimethyl-1,3-oxazolidinyl;n.sub.2 is 0 or 1; andZ represents alkylene having 1 to 4 carbon atoms, alkenylene having 2 to 4 carbon atoms, phenylene, tetrahydrophenylene, hexahydrophenylene or endomethylene-tetrahydrophenylene.
    Type: Grant
    Filed: March 17, 1983
    Date of Patent: April 16, 1985
    Assignee: Nitrokemia Ipartelepek
    Inventors: Katalin Gorog, Erzebet Dudar, Ivan Gardi, Maria Kocsis, Sandor Gaal, Marta Tasnadi