Patents by Inventor Erika Varkonyi nee Schlavicsko

Erika Varkonyi nee Schlavicsko 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).

  • 1-Substituted-3-cycloalkyl-sulfonyl-pyrrolidine-2,5-dione derivatives and fungicidal compositions thereof
    Patent number: 4364958
    Abstract: A fungicidal compound of the formula: ##STR1## wherein A is C.sub.5-10 cycloalkyl, R is hydrogen, C.sub.1-6 alkyl, phenyl optionally substituted by one or more groups selected from C.sub.1-4 alkyl, nitro, hydroxy, carboxy, sulfo, sulfonylamino, halogen, C.sub.1-4 alkoxy, C.sub.1-4 acyloxy, C.sub.2-5 alkoxycarbonyl, C.sub.1-4 acyl, and N-(C.sub.2-5 alkoxycarbonyl)-sulfonylamino, or phenyl-(C.sub.1-4 alkyl) or a salt thereof.
    Type: Grant
    Filed: July 16, 1980
    Date of Patent: December 21, 1982
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Jeno Seres, Erika Varkonyi nee Schlavicsko, Sandor Virag, Gabor Kulcsar