Patents by Inventor Peter Gerdes

Peter Gerdes 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).

  • Methoximinomethyloxathiazines
    Patent number: 6407097
    Abstract: The invention relates to novel methoximinomethyloxathiazines, to two processes for their preparation and to their use as pesticides.
    Type: Grant
    Filed: October 30, 2000
    Date of Patent: June 18, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Gayer, Peter Gerdes, Ulrich Heinemann, Bernd-Wieland Krüger, Klaus Stenzel
  • Halogen pyrimidines and its use thereof as parasite abatement means
    Patent number: 6407233
    Abstract: Compounds of the formula (I) in which A represents optionally substituted alkanediyl, R represents in each case optionally substituted cycloalkyl, aryl or benzo-fused heterocyclyl, E represents —CH═ or nitrogen, Q represents oxyen, sulphur, —C2—O—, a single bond, or a nitrogen atom which is optionally substituted by alkyl, and X represents halogen.
    Type: Grant
    Filed: April 27, 2000
    Date of Patent: June 18, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Bernd-Wieland Krüger, Bernd Gallenkamp, Uwe Stelzer, Albrecht Marhold, Ralf Tiemann, Stefan Dutzmann, Gerd Hänssler, Klaus Stenzel
  • Methoximinophenylacetic acid amides
    Patent number: 6403600
    Abstract: The invention relates to novel methoximinophenylacetamides, to a process for their preparation and to their use as fungicides.
    Type: Grant
    Filed: April 5, 2001
    Date of Patent: June 11, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Fritz Maurer, Herbert Gayer, Peter Gerdes, Ulrich Heinemann, Bernd-Wieland Krüger, Robert Markert, Klaus Stenzel, Gerd Hänssler, Astrid Mauler-Machnik
  • Process for preparing 3-(1-hydroxyphenyl-1-alkoximinomethyl)dioxazines
    Publication number: 20020049319
    Abstract: The present invention relates to a novel process for preparing 3-(1-hydroxyphenyl-1-alkoximinomethyl)dioxazines which are known as intermediates for preparing compounds having fungicidal properties (WO 95-04728). Furthermore, the invention relates to novel 3-(1-hydroxyphenyl-1-alkoximinomethyl)dioxazines, to novel intermediates for their preparation and to a plurality of processes for preparing the novel intermediates.
    Type: Application
    Filed: September 26, 2001
    Publication date: April 25, 2002
    Inventors: Bernd Gallenkamp, Lothar Rohe, Herbert Gayer, Peter Gerdes
  • Substituted oximes
    Patent number: 6369111
    Abstract: The invention relates to novel substituted oximes, to a process for their preparation and to their use as fungicides.
    Type: Grant
    Filed: May 30, 2001
    Date of Patent: April 9, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Dirk Backhaus, Herbert Gayer, Stefan Hillebrand, Peter Gerdes, Martin Vaupel, Astrid Mauler-Machnik
  • Halogen pyrimidinyl aryl (thio) ethers as pesticides
    Patent number: 6359133
    Abstract: The invention relates to novel halogenopyrimidines, to two processes for their preparation and to their use as pesticides.
    Type: Grant
    Filed: March 30, 2001
    Date of Patent: March 19, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Gayer, Peter Gerdes, Ulrich Heinemann, Bernd-Wieland Krüger, Ralf Tiemann, Stefan Dutzmann, Gerd Hänssler, Klaus Stenzel
  • Fluoromethoximino compounds
    Publication number: 20020028811
    Abstract: The invention relates to novel fluoromethoximino compounds, to a process for their preparation and to their use as pesticides, and also to novel intermediates and to a plurality of processes for their preparation.
    Type: Application
    Filed: August 20, 2001
    Publication date: March 7, 2002
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Albrecht Marhold, Uwe Stelzer, Reinhard Lantzsch, Ralf Tiemann, Klaus Stenzel, Astrid Mauler-Machnik, Stefan Dutzmann, Martin Kugler, Hans-Ulrich Buschhaus
  • Methoxymino-phenylacetamide derivatives and their utilization as pesticides
    Patent number: 6350909
    Abstract: The invention relates to new imides, to a plurality of processes for their preparation and to their use as fungicides.
    Type: Grant
    Filed: January 2, 2001
    Date of Patent: February 26, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Martin Vaupel, Astrid Mauler-Machnik, Gerd Hänssler, Klaus Stenzel, Martin Kugler, Thomas Jaetsch, Peter Wachtler
  • Pyrimidyl oxyphenylacetic acid derivatives
    Patent number: 6348471
    Abstract: The invention relates to novel pyrimidyloxyphenylacetic acid derivatives, to a plurality of processes for their preparation and to their use to fungicides, and also to novel intermediates and to a process for their preparation.
    Type: Grant
    Filed: January 12, 2000
    Date of Patent: February 19, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Ralf Tiemann, Astrid Mauler-Machnik, Stefan Dutzmann, Klaus Stenzel
  • Fluoromethoxyacrylic acid derivatives and their use as pest control agents
    Patent number: 6337401
    Abstract: The invention relates to new fluoromethoxyacrylic acid derivatives, a process for their preparation and their use as pesticides, as well as to new intermediates and a plurality of processes for their preparation. It has already been disclosed that certain fluoromethoxyacrylic acid derivatives which are similar in constitution to the compounds described below have fungicidal properties (compare, for example, WO 9517376). The fungicidal action of these compounds, however, is unsatisfactory in many cases.
    Type: Grant
    Filed: November 18, 1999
    Date of Patent: January 8, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Albrecht Marhold, Uwe Stelzer, Ralf Tiemann, Klaus Stenzel, Stefan Dutzmann
  • Process for preparing 3-(1-hydroxphenyl-1-alkoximinomethyl)dioxazines
    Patent number: 6335454
    Abstract: The present invention relates to a novel process for preparing 3-(1-hydroxyphenyl-1-alkoximinomethyl)dioxazines which are known as intermediates for preparing compounds having fungicidal properties (WO 95-04728). Furthermore, the invention relates to novel 3-(1-hydroxyphenyl-1-alkoximinomethyl)dioxazines, to novel intermediates for their preparation and to a plurality of processes for preparing the novel intermediates.
    Type: Grant
    Filed: March 17, 2000
    Date of Patent: January 1, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd Gallenkamp, Lothar Rohe, Herbert Gayer, Peter Gerdes
  • Fluoromethoximino compounds
    Patent number: 6306855
    Abstract: The invention relates to novel fluoromethoximino compounds, to a process for their preparation and to their use as pesticides, and also to novel intermediates and to a plurality of processes for their preparation.
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: October 23, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Albrecht Marhold, Uwe Stelzer, Reinhard Lantzsch, Ralf Tiemann, Klaus Stenzel, Astrid Mauler-Machnik, Stefan Dutzmann, Martin Kugler, Hans-Ulrich Buschhaus
  • Halogen pyrimidinyl aryl (thio)ethers as pesticides
    Publication number: 20010018442
    Abstract: The invention relates to novel halogenopyrimidines, to two processes for their preparation and to their use as pesticides.
    Type: Application
    Filed: March 30, 2001
    Publication date: August 30, 2001
    Inventors: Herbert Gayer, Peter Gerdes, Ulrich Heinemann, Bernd-Wieland Kruger, Ralf Tiemann, Stefan Dutzmann, Gerd HanBler, Klaus Stenzel
  • Fungicidal alkoximinomethyldioxazine derivatives
    Patent number: 6281209
    Abstract: The invention relates to alkoximinomethyldioxazine compounds and intermediates thereof, and to process for the preparation of the alkoximinomethyldioxazine compounds and intermediates thereof.
    Type: Grant
    Filed: September 10, 1999
    Date of Patent: August 28, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Gerdes, Herbert Gayer, Bernd-Wieland Krüger, Ulrich Heinemann, Bernd Gallenkamp, Ralf Tiemann, Stefan Dutzmann, Karl-Heinz Kuck, Klaus Stenzel
  • Oxime derivatives and their use as fungicides
    Patent number: 6271226
    Abstract: The invention relates to novel oxime derivatives of formula (I), in which A stands for alkadiyl, Ar for optionally substituted aryls or heteroaryls respectively, G for a single bond, optionally an alkandiyl interrupted by heteroatoms (in which nonetheless the carbon atom is bound to R1, and is always bound to a carbon atom of the alkandiyl chain) or a grouping, R3—O—N═C═ wherein R3 stands for alkyl, R1 respectively for hydrogen, cyano or substituted alkyl, alkoxy, alkylthio, alkylamino or cycloalkyl, R2 stands for hydrogen or alkyl, Y stands for oxygen, sulfur or NH, and Z stands respectively for optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, aryl or heterocyclyl, to a method for their production and their use as fungicides, as well as to new intermediate products and multiple methods for their production.
    Type: Grant
    Filed: April 14, 1999
    Date of Patent: August 7, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Krüger, Peter Gerdes, Herbert Gayer, Ralf Tiemann, Stefan Dutzmann, Klaus Stenzel, Gerd Hänssler
  • Fungicidal methoximinomethyldioxazines
    Patent number: 6262051
    Abstract: The invention relates to novel methoximinomethyldioxazines, to a plurality of processes for their preparation and to their use as fungicides, and also to novel intermediates and to a process for their preparation.
    Type: Grant
    Filed: September 28, 1999
    Date of Patent: July 17, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Bernd-Wieland Krüger, Robert Markert, Thomas Seitz, Bernd Gallenkamp, Uwe Stelzer, Ralf Tiemann, Astrid Mauler-Machnik, Stefan Dutzmann, Klaus Stenzel, Gerd Hänssler
  • Methoximinomethyloxadiazines
    Patent number: 6251899
    Abstract: A compound of the formula (I) wherein Z represents a moiety selected from the group consisting of cycloalkyl having 3 to 7 carbon atoms in the cycloalkyl moiety or cycloalkylalkyl having 3 to 7 carbon atoms in the cycloalkyl moiety and 1 to 4 carbon atoms in the alkyl moiety, with said cycloalkyl or cycloalkylalkyl being in each case optionally mono- to pentasubstituted by halogen or alkyl; a heterocyclyl group selected from the group consisting of thienyl, pyridyl, furyl, thienylmethyl, pyridylmethyl or furylmethyl, each of which is optionally substituted by halogen, dialkylamino or alkyl having 1 to 4 carbon atoms; an aryl or arylalkyl having in each case 6 to 10 carbon atoms in the aryl moiety and 1 to 4 carbon atoms in Q represents oxygen or sulphur, X represents halogen and The compositions have microbicidal activity.
    Type: Grant
    Filed: February 8, 2000
    Date of Patent: June 26, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Gerdes, Herbert Gayer, Ulrich Heinemann, Bernd-Wieland Krüger, Astrid Mauler-Machnik, Gerd Hänssler, Klaus Stenzel
  • Halogen pyrimidinyl aryl (thio)ethers as pesticides
    Patent number: 6235743
    Abstract: The invention relates to novel halogenopyrimidines, to two processes for their preparation and to their use as pesticides.
    Type: Grant
    Filed: May 5, 1999
    Date of Patent: May 22, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Gayer, Peter Gerdes, Ulrich Heinemann, Bernd-Wieland Krüger, Ralf Tiemann, Stefan Dutzmann, Gerd Hänssler, Klaus Stenzel
  • Hydroxamic-acid derivatives, method of preparing them and their use as fungicides
    Patent number: 6235790
    Abstract: Hydroxamic acid derivatives of the general formula (I), in which Z, G, Ar, E, A1 and A have the meanings given in the description, to a process for their preparation, and to their use as pesticides, particularly as fungicides.
    Type: Grant
    Filed: July 20, 1999
    Date of Patent: May 22, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Krüger, Lutz Assmann, Herbert Gayer, Peter Gerdes, Ulrich Heinemann, Dietmar Kuhnt, Thomas Seitz, Bernd Gallenkamp, Ral Tiemann, Gerd Hänssler, Heinz-Wilhelm Dehne, Stefan Dutzmann
  • Imidic acid derivatives and their use as pesticides
    Patent number: 6194464
    Abstract: The present invention relates to new imidic acid derivatives of the formula (I) to a plurality of processes for their preparation, and to their use as pesticides.
    Type: Grant
    Filed: April 28, 1999
    Date of Patent: February 27, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Dietmar Kuhnt, Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Jörg Stetter, Ralf Tiemann, Klaus Stenzel, Stefan Dutzmann