Patents by Inventor Wilfried Franke

Wilfried Franke 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: 6893650
    Abstract: The invention provides fungicidal compounds of formula (I) and salts thereof wherein: R1 is alkyl, alkenyl, alkynyl, carbocyclyl or heterocyclyl, each of which may be substituted, or hydrogen; R2 and R3, which may be the same or different, are any group defined for R1; cyano; acyl; —ORa or —SRa, where Ra is alkyl, alkenyl, alkynyl, carbocyclyl or heterocyclyl, each of which may be substituted; or R2 and R3, or R2 and R1, together with their interconnecting atoms may form a ring, which may be substituted; R4 is alkyl, alkenyl, alkynyl, carbocyclyl or heterocyclyl, each of which may be substituted; hydroxy; mercapto; azido; nitro; halogen; cyano; acyl; optionally substituted amino; cyanato; thiocyanato; —SF5; —ORa; —SRa or —Si(Ra)3; m is 0 to 3; when present R5, which may be the same or different to any other R5, is any group defined for R4; R6 is optionally substituted carbo- or heterocylclyl; and A is a defined linking group, or —A—R6 and R5 together with benzene ring M form an optionally substituted fused ri
    Type: Grant
    Filed: February 4, 2000
    Date of Patent: May 17, 2005
    Assignee: Bayer Cropscience GmbH
    Inventors: Mark David Charles, Wilfried Franke, David Eric Green, Thomas Lawley Hough, Dale Robert Mitchell, Donald James Simpson, John Frederick Atherall
  • Patent number: 5424443
    Abstract: The invention relates to new substituted benzothiazole derivatives of general formula (I), in which X, Y and Z have the meanings given in the description, processes for their preparation and their use as herbicides.
    Type: Grant
    Filed: January 24, 1994
    Date of Patent: June 13, 1995
    Assignee: Schering Aktiengesellschaft
    Inventors: Michael Ganzer, Gabriele Dorfmeister, Wilfried Franke, Gerhard Johann, Richard Rees
  • Patent number: 5131946
    Abstract: The invention relates to new anilino iminoazoles and iminoazines of general formula I ##STR1## in which A, B, D, E, W, X, Y, Z, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and Rr.sup.5 have the meanings given in the description, processes for their preparation and their use as herbicides.
    Type: Grant
    Filed: July 6, 1988
    Date of Patent: July 21, 1992
    Assignee: Schering Aktiengesellschaft
    Inventors: Wilfried Franke, Friedhelm Blume, Friedrich Arndt, Richard Rees
  • Patent number: 4925481
    Abstract: The invention relates to new heterocyclic substituted bicyclic triazoles of general formula I ##STR1## in which X, Y, Z, R.sup.1, n and m have the meanings given in the description, processes for their preparation and their use as herbicides.
    Type: Grant
    Filed: November 28, 1988
    Date of Patent: May 15, 1990
    Assignee: Schering Aktiengesellschaft
    Inventors: Friedhelm Blume, Gabriele Dorfmeister, Wilfried Franke, Richard Rees, Gerhard Johann, Friedrich Arndt
  • Patent number: 4891428
    Abstract: New 2-(2-imidazolin-2-yl)-pyridin-3-carboxylic acid derivatives are disclosed, of the general formula (I) ##STR1## processes for the production of these compounds, as well as compositions containing the same, having herbicidal activity.
    Type: Grant
    Filed: July 11, 1988
    Date of Patent: January 2, 1990
    Assignee: Schering Aktiengesellschaft
    Inventors: Erhard Nordhoff, Wilfried Franke, Friedrich Arndt
  • Patent number: 4859230
    Abstract: There are described new halocyclopropyl compounds of the general formula I ##STR1## in which R.sub.1, R.sub.2 and R.sub.3, independently of each other, are hydrogen or C.sub.1-4 -alkyl,X is hydrogen or halogen,Y is halogen,n is 0, 1, 2 or 3,U and V are hydrogen or halogen, andW is a heterocyclic group of formula ##STR2## in which T is halogen, C.sub.1-4 -alkyl, C.sub.1-4 -haloalkyl, CN or OR.sub.9Q is CH or N,Z is O or S,R.sub.4, R.sub.5, R.sub.6, R.sub.7 and R.sub.8 are each a straight, branched or cyclic C.sub.1-7 -alkyl group optionally substituted by up to six halogen atoms, orR.sub.4 and R.sub.5, can also together form a 4 to 7 membered ring that is saturated or unsaturated and can contain further hetero atoms, such as O, S or N, and can optionally be substituted by one to three methyl groups or one to six halogen atoms, andR.sub.9 is hydrogen, C.sub.1-4 -alkyl or C.sub.1-4 -haloalkyl,processes for their preparation and their use as herbicide with high selectivity.
    Type: Grant
    Filed: October 14, 1987
    Date of Patent: August 22, 1989
    Assignee: Schering Aktiengesellschaft
    Inventors: Friedhelm Blume, Wilfried Franke, Friedrich Arndt, Richard Rees
  • Patent number: 4776876
    Abstract: New 2-(2-imidazolin-2-yl)-pyridin-3-carboxylic acid derivatives are disclosed, of the general formula (I) ##STR1## processes for the production of these compounds, as well as compositions containing the same, having herbicidal activity.
    Type: Grant
    Filed: September 24, 1986
    Date of Patent: October 11, 1988
    Assignee: Schering Aktiengesellschaft
    Inventors: Erhard Nordhoff, Wilfried Franke, Friedrich Arndt