Patents by Inventor Jeno Seres

Jeno Seres 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
  • Maleimide and succinimide derivatives and herbicidal method of use thereof
    Patent number: 4353734
    Abstract: Compounds of the formulae ##STR1## are disclosed wherein R is hydrogen, halogen, phenyl, phenyl-C.sub.1 to C.sub.4 alkylthio, C.sub.1 to C.sub.6 alkylthio, C.sub.5 to C.sub.7 cycloalkylthio, phenylthio or phenylsulfonyl;R.sub.1 is amino, C.sub.5 to C.sub.7 cycloalkylamino, C.sub.1 to C.sub.6 alkylamino, C.sub.1 to C.sub.4 -alkoxy-substituted-phenyl-(C.sub.1 to C.sub.4 -alkylamino), phenylamino, naphthylamino, furfurylamino, phenyl-(C.sub.1 to C.sub.4)-alkylamino, phenylamino-substituted by C.sub.1 to C.sub.4 alkoxy, halogen or C.sub.1 to C.sub.4 alkyl or phenylsulfonyl.R.sub.2 is hydrogen; andR.sub.3 is C.sub.1 to C.sub.6 alkyl, alkoxy or phenyl. The compounds have herbicidal properties.
    Type: Grant
    Filed: July 24, 1978
    Date of Patent: October 12, 1982
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara R.T.
    Inventors: Jeno Seres, Istvanne Daroczi nee Csuka, Janosne Varkonyi nee Slovicsko, Gabor Horvath, Ildiko Szilagyi, Belane Radvanyi nee Hegedus
  • Process for the preparation of N-phosphonomethyl-glycine
    Patent number: 4065491
    Abstract: The invention relates to a new and improved method for the preparation of N-phosphonomethyl-glycine, a potent pre-emergence herbicide. According to the invention glycine, formaldehyde and a dialkyl phosphite are condensed in an aqueous alkaline medium to form a N-phosphonomethyl-glycine dialkyl ester, and the diester is hydrolyzed with a mineral acid.
    Type: Grant
    Filed: January 12, 1977
    Date of Patent: December 27, 1977
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt.
    Inventors: Todor Pfliegel, Jeno Seres, Antal Gajary, Klara Daroczy nee Csuka, Lajos T. Nagy
  • N-(triaryl-methyl)-amidines, process for the preparation thereof and compositions containing the same
    Patent number: 4051156
    Abstract: A compound selected from the group which consists of the amidine of formula ##STR1## and the phytotoxically acceptable addition salts, hemihydrates and hydrates thereof,R.sup.1, r.sup.2 and R.sup.3 being phenyl or a phenyl group substituted with chlorine, bromine, iodine or fluorine, alkoxy having 1-4 carbon atoms or alkyl having 1 to 4 carbon atoms,R.sup.4 being methyl.
    Type: Grant
    Filed: July 5, 1973
    Date of Patent: September 27, 1977
    Assignee: Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt
    Inventors: Lajos Guczoghy, Todor Pfliegel, Maria Puklics, Laszlo Institoris, Jeno Seres