Patents by Inventor Ivan Gardi

Ivan Gardi 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: 4776874
    Abstract: The present invention relates to new compounds of the general formula (I) ##STR1## wherein R stands for hydrogen, C.sub.1-8 straight or branched chained alkyl, C.sub.1-4 haloalkyl, C.sub.1-4 alkoxy-C.sub.1-2 alkyl,R.sup.1 stands for 2,3-dihydro-2,2-dimethyl-benzofuran-7-yl, 4-methyl-coumarin-7-yl, 2,2,4-trimethyl-(2H)-chromen-5-yl or 2,2,4-trimethyl-(2H)-chromen-7-yl and Me stands for a monovalent cation and represents the salt of the acid.The new compounds show plant growth regulating activity and can be used as active ingredient of plant growth regulators.
    Type: Grant
    Filed: March 13, 1986
    Date of Patent: October 11, 1988
    Assignee: Nitrokemia Ipartelepek
    Inventors: Sandor Balint, Judit Benczik nee Pasztor, Jozsef Fodor, Andras Horvath, Elemer Tomordi, Csaba Soptei, Jozsef Karsai, Endre Sebestyen, Sandor Gaal, Ivan Gardi, Gyorgy Kiss, Andras Papp, Imre Csatlos
  • 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
  • Patent number: 4256481
    Abstract: A selective herbicide composition comprising as an active ingredient at least one herbicidal compound selected from the group of thiolcarbamate, triazine, chloroacetanilide, carbamide or phenoxyacetic acid herbicides in admixture with a quantity of 0.1 to 50% (by weight of the herbicidal compound) of a dichloroacetamide derivative of the formula I ##STR1## wherein X is oxygen, sulphur, SO or SO.sub.2,n is 0 or 1, andR.sub.1 and R.sub.2 are identical or different and represent hydrogen, alkyl or halophenyl, hydroxyl or nitro; orR.sub.1 and R.sub.2 together form a butylene, pentylene or hexylene group which can be substituted with one or two methyl groups,provided that if n=0, R.sub.1 and R.sub.2 are not for hydrogen, alkyl or substituted phenyl.
    Type: Grant
    Filed: March 2, 1979
    Date of Patent: March 17, 1981
    Assignee: Nitrokemia Ipartelepek
    Inventors: Ivan Gardi, Katalin Gorog nee Privitzer, Sandor Gaal, Erzsebet Dudar, Marie Kocsis nee Bagyl, Marta Tasnadi