Patents by Inventor Walter Hausermann

Walter Hausermann 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).

  • N-3-(5-trifluoromethylpyridyl-2-oxy)phenyl-N'-benzoylureas for controlling helminths in productive livestock
    Patent number: 4977169
    Abstract: The invention relates to the use of N-3-(5-trifluoromethylpyridyl-2-oxy)phenyl-N'-benzoylureas of formula I ##STR1## wherein R.sub.1 is hydrogen, C.sub.1 -C.sub.2 alkoxy, C.sub.1 -C.sub.2 alkylthio, C.sub.1 -C.sub.2 alkyl or halogen,R.sub.2, R.sub.3 and R.sub.5 are independently of each other hydrogen or halogen, andR.sub.4 is hydrogen, C.sub.1 -C.sub.2 alkyl or halogen,for controlling helminths, especially nematodes and trematodes, in domestic animals and productive livestock.
    Type: Grant
    Filed: May 15, 1989
    Date of Patent: December 11, 1990
    Assignee: Ciba-Geigy Corporation
    Inventors: Walter Hausermann, Max Maurer, Thomas Friedel
  • Synergistic pesticidal compositions comprising 2,4-diamino-6-cyclopropylamino-s-triazine and cypermethrin
    Patent number: 4563457
    Abstract: The invention relates to insecticidal and acaricidal compositions which contain a synergistic combination of the compounds 2,4-Diamino-6-cyclopropylamino-s-triazine and (RS)-.alpha.-cyano-3-phenoxybenzyl(1RS)-cis,trans-3-(2,2-dichlorovinyl)-2, 2-dimethylcyclopropanecarboxylate.
    Type: Grant
    Filed: June 6, 1983
    Date of Patent: January 7, 1986
    Assignee: Ciba Geigy Corporation
    Inventors: Verena Laanio, Marcus von Orelli, Walter Hausermann
  • Synergistic pesticidal compositions comprising fenvalerate and 2,4-diamino-6-cyclopropylamino-s-triazine or 2,4-diamino-6-isopropylamino-s-triazine
    Patent number: 4490372
    Abstract: The invention relates to an insecticidal and acaricidal composition which contains a combination of a compound of the formula I ##STR1## in which R is a cyclopropyl or an isopropyl group, and one of the following components: .alpha.-cyano-3-phenoxybenzyl 3-(1,2-dibromo-2,2-dichloroethyl) 2,2-dimethylcyclopropanecarboxylate, 3-phenoxybenzyl(1RS)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcycloprop anecarboxylate, 1H-indene-1-spiro-1'-[2,2-dimethyl-3-({.alpha.-cyano-3-phenoxybenzyl}-oxy) carbonyl cyclopropane], (RS)-.alpha.-cyano-3-phenoxybenzyl (RS)-2-(4-chlorophenyl)-3-methylbutyrate, and (RS)-.alpha.-cyano-3-phenoxybenzyl (1RS)-cis,trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate.
    Type: Grant
    Filed: July 28, 1983
    Date of Patent: December 25, 1984
    Assignee: Ciba-Geigy Corporation
    Inventors: Verena Laanio, Marcus von Orelli, Walter Hausermann
  • Synergistic pesticidal compositions comprising N-(2-methyl-4-chlorophenyl)-N',N'-dimethylthiourea and 2,4-diamino-6-cyclopropylamino-2-triazine or 2,4-diamino-6-isopropylamino-2-triazine
    Patent number: 4402954
    Abstract: The invention relates to an insecticidal and acaricidal composition which contains a combination of a compound of the formula I ##STR1## in which R is a cyclopropyl or an isopropyl group, and N-(2-methyl-4-chlorophenyl)-N',N'-dimethylthiourea.
    Type: Grant
    Filed: November 16, 1981
    Date of Patent: September 6, 1983
    Assignee: Ciba-Geigy Corporation
    Inventors: Verena Laanio, Marcus von Orelli, Walter Hausermann