Patents by Inventor Ralf Tiemann

Ralf Tiemann 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).

  • 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
  • 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
  • Carbanilides used as pesticides
    Patent number: 6319940
    Abstract: The invention concerns novel carbanilides of formula (I), in which A, Q, R, X, Z and m have the meanings given in the description. The invention further concerns a plurality of processes for preparing these substances, and their use as microbicides for controlling undesirable microorganisms both in crop protection and in the protection of materials. Additionally, they are suitable for controlling animal pests.
    Type: Grant
    Filed: January 20, 1999
    Date of Patent: November 20, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Ludwig Elbe, Bernd-Wieland Krüger, Robert Markert, Ralf Tiemann, Dietmar Kuhnt, Stefan Dutzmann, Klaus Stenzel, Christoph Erdelen, Martin Kugler, Hans-Ulrich Buschhaus
  • 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
  • Annulated azole derivatives useful as microbicidal agents
    Publication number: 20010029237
    Abstract: Novel fused azole derivatives of the formula 1
    Type: Application
    Filed: January 29, 2001
    Publication date: October 11, 2001
    Inventors: Lutz Assmann, Hans-Ludwig Elbe, Ralf Tiemann, Klaus Stenzel
  • 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
  • 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
  • Annulated azole derivatives useful as microbicidal agents
    Patent number: 6214840
    Abstract: Novel fused azole derivatives of the formula in which R1, R2, A and G are as defined in the description, and also their acid addition salts and metal salt complexes, a plurality of processes for preparing these substances and their use as microbicides in crop protection and in the protection of materials.
    Type: Grant
    Filed: September 3, 1999
    Date of Patent: April 10, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Lutz Assmann, Hans-Ludwig Elbe, Ralf Tiemann, Klaus Stenzel
  • Aza-heterocycloakenes, pesticidal compositions containing them, pesticidal methods of using them, and processes for preparing them
    Patent number: 6214825
    Abstract: Aza-heterocycloalkenes of the formula (I): wherein Z, G, Ar, E, y1, A and Y2 are as described herein are useful for combating pests, particularly fungi. Processes for preparing the compounds of formula (I) are also disclosed, along with intermediates useful therein.
    Type: Grant
    Filed: August 6, 1997
    Date of Patent: April 10, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Krüger, Ulrich Heinemann, Herbert Gayer, Lutz Assmann, Ralf Tiemann, Thomas Seitz, Gerd Hänssler, Klaus Stenzel, 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
  • Sulfonyl benzazolones
    Patent number: 6180655
    Abstract: Sulphonylbenzazolones of the formula in which R1, R2, R3, R4, R5 and Q are each as defined in the description. a process for preparing these compounds and their use as microbicides in crop protection and in the protection of materials.
    Type: Grant
    Filed: April 9, 1999
    Date of Patent: January 30, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Lutz Assmann, Hans-Ludwig Elbe, Robert Markert, Ralf Tiemann, Klaus Stenzel
  • Substituted heterocyclic compounds and their use as fungicides
    Patent number: 6177459
    Abstract: The invention relates to novel substituted heterocyclic compounds, to a plurality of processes for their preparation and to their use as fungicides, and to novel intermediates, to a plurality of processes for their preparation and to their use as fungicides.
    Type: Grant
    Filed: August 4, 1997
    Date of Patent: January 23, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Gayer, Bernd-Wieland Kr{umlaut over (u)}ger, Dietmar Kuhnt, Ulrich Heinemann, Peter Gerdes, Ralf Tiemann, Gerd Hanssler, Klaus Stenzel, Stefan Dutzmann
  • Microbicidal benzotriazoles
    Patent number: 6172092
    Abstract: Novel benzotriazoles of the formula in which R, X1, X2, X3, X4 and Y have the meanings given in the description, and their acid addition salts and metal salt complexes, a process for the preparation of these substances and their use as microbicides in crop protection and in material protection.
    Type: Grant
    Filed: April 22, 1999
    Date of Patent: January 9, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Lutz Assmann, Ralf Tiemann, Martin Kugler, Heinrich Schrage, Klaus Stenzel
  • Halobenzimidazoles and their use as microbicides
    Patent number: 6160001
    Abstract: New halogenobezimidazoles of the formula ##STR1## in which A, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and X have the meanings given in the description,and their acid addition salts and metal salt complexes,a process for their preparation and their use as microbicides in crop protection and in the protection of materials.New intermediates of the formulae ##STR2## which R.sup.12 -R.sup.7 and X have the meanings given in the description,and processes for the preparation of these substances.
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: December 12, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Lutz Assmann, Ralf Tiemann, Klaus Stenzel
  • Substituted cycloalkenes, process of preparing them and method of using them as pesticides
    Patent number: 6150374
    Abstract: The invention relates to novel substituted cycloalkenes of the formula (I), ##STR1## to a plurality of processes for their preparation, and to novel intermediates and a plurality of processes for their preparation.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: November 21, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Gayer, Peter Gerdes, Ralf Tiemann, Stefan Dutzmann, Klaus Stenzel
  • Halobenzimidazoles and their use as microbicides
    Patent number: 6127547
    Abstract: New halogenobenzimidazoles of the formula ##STR1## in which A, R.sup.1, R.sup.2, R.sup.3, R.sup.4 and X have the meanings given in the description, and their acid addition salts and metal salt complexes, a process for their preparation and their use as microbicides in crop protection and in the protection of materials.New intermediates of the formula ##STR2## in which R.sup.12 -R.sup.17 and X have the meanings given in the description, and processes for the preparation of these substances.
    Type: Grant
    Filed: August 25, 1999
    Date of Patent: October 3, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Lutz Assmann, Albrecht Marhold, Ralf Tiemann, Klaus Stenzel