Patents by Inventor Beriger Ernst

Beriger Ernst 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).

  • Nematicidal compositions
    Patent number: 4694014
    Abstract: The invention relates to novel compounds of the formulae ##STR1## in which formulae R'is C.sub.1 -C.sub.5 alkyl, C.sub.1 -C.sub.5 alkoxy, halogen or trifluoromethyl,R" is C.sub.1 -C.sub.5 alkyl or halogen,m is 1 ot 3 and n is 0 to 1,X is oxygen or sulfur,Y is hydrogen, fluorine, trifluoromethyl or the group HC(F)Z,Y' is hydrogen or the group CHF.sub.2 andZ is fluorine or trifluoromethyl,as active ingredients for controlling nematodes which parasitise on plants and for protecting cultivated plants from damage caused by nematode attack.
    Type: Grant
    Filed: September 26, 1986
    Date of Patent: September 15, 1987
    Assignee: Ciba-Geigy Corporation
    Inventor: Beriger Ernst