Patents by Inventor Wilhelm Haas

Wilhelm Haas 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: 6551963
    Abstract: The invention relates to novel phenylpyridazinones of the general formula (I) in which R1, R2, R3, R4, R5 and R6 are each as defined in the description, to processes for their preparation, to their use as herbicides and to novel intermediates and processes for preparing them.
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: April 22, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Wilhelm Haas, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6451736
    Abstract: There is disclosed substituted thiocarboxamides compounds of the formula (I): wherein R1, R2, R3 and Z are as defined in the specification. The compounds are useful as herbicides.
    Type: Grant
    Filed: September 25, 2001
    Date of Patent: September 17, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Roland Andree, Mark-Wilhelm Drewes, Andreas Lender, Otto Schallner, Wilhelm Haas, Hans-Joachim Santel, Markus Dollinger
  • Patent number: 6420316
    Abstract: Disclosed are substituted aromatic thiocarboxamide compounds of the formula: their use as herbicides and the process of making said compounds.
    Type: Grant
    Filed: September 4, 2001
    Date of Patent: July 16, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Roland Andree, Mark-Wilhelm Drewes, Andreas Lender, Otto Schallner, Wilhelm Haas, Hans-Joachim Santel, Markus Dollinger
  • Patent number: 6395683
    Abstract: The invention relates to new heterocyclylbenzonitriles of the general formula (I) in which R1, R2, R3 and Het have the meanings given in the description, new processes and new intermediate products for their preparation and their use as herbicides.
    Type: Grant
    Filed: August 22, 2000
    Date of Patent: May 28, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Mark-Wilhelm Drewes, Roland Andree, Kurt Findeisen, Wilhelm Haas, Andreas Lender, Karl-Heinz Linker, Otto Schallner, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6350720
    Abstract: The invention relates to new substituted phenyltriazolin(thi)one of the general formula (I), in which Q1, Q2, R1, R2, R3, R4 and R5have the meanings given in the description, and to a process for their preparation and to their use as herbicides.
    Type: Grant
    Filed: July 19, 1999
    Date of Patent: February 26, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Wilhelm Haas, Otto Schallner, Markus Dollinger
  • Patent number: 6331507
    Abstract: There is disclosed substituted thiocarboxamides of the general formula (I) useful as herbicides.
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: December 18, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Roland Andree, Mark-Wilhelm Drewes, Andreas Lender, Otto Schallner, Wilhelm Haas, Hans-Joachim Santel, Markus Dollinger
  • Patent number: 6297192
    Abstract: The invention relates to novel herbicidal synergistic active compound combinations comprising on the one hand known N-aryl-triazoline(thi)ones and on the other hand known N-arylsulphonylamino(thio)carbonyl-triazoline(thi)ones which can be used particularly successfully for the selective control of weeds in various crops of useful plants.
    Type: Grant
    Filed: August 9, 2000
    Date of Patent: October 2, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Markus Dollinger, Mark Wilhelm Drewes, Wilhelm Haas, Klaus-Helmut Müller
  • Publication number: 20010009887
    Abstract: The invention relates to new substituted phenyltriazolin(ethi)ones of the general formula (I) 1
    Type: Application
    Filed: July 19, 1999
    Publication date: July 26, 2001
    Inventors: KARL-HEINZ LINKER, WILHELM HAAS, OTTO SCHALLNER, MARKUS DOLLINGER
  • Patent number: 6258957
    Abstract: The present invention relates to the use of partly known N-aryl-1,2,4-triazolin-5-ones of the formula (I) in which A, R1, R2, R3, R4 and R5 are each as defined in the description for controlling animal pests.
    Type: Grant
    Filed: December 2, 1997
    Date of Patent: July 10, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Wilhelm Haas, Andreas Lender, Klaus-Helmut Müller, Otto Schallner, Christoph Erdelen, Andreas Turberg, Norbert Mencke
  • Patent number: 6187716
    Abstract: Novel heterocyclyluracils of the formula in which R1, R2, R3 and Het are each as defined in the description, processes for preparing these substances and their use as herbicides.
    Type: Grant
    Filed: June 11, 1999
    Date of Patent: February 13, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andree, Mark Wilhelm Drewes, Wilhelm Haas, Markus Dollinger
  • Patent number: 6172225
    Abstract: The invention relates to a novel process for producing thereof hydroxyarenes of the general formula (I) in which n represents the numbers 1, 2, 3 or 4, R represents cyano, carboxyl, formyl, nitro, halogen or represents alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, alkylcarbonyl or alkoxycarbonyl, each of which is optionally substituted, and Z represents hydrogen, cyano, nitro, halogen, alkyl, halogenoalkyl, or represents monocyclic or bicyclic, saturated or unsaturated heterocyclyl, heterocyclylamino or heterocyclylimino, each of which is optionally substituted, characterized in that halogenoarenes of the general formula (II) in which n, R and Z are each as defined above and X represents halogen are reacted with 3-hydroxy-propionitrile of the formula (III), HO—CH2CH2—CN  (III), if appropriate in the presence of a reaction auxiliary and if appropriate in the presence of a diluent, at temperatures between 0° C. and 100° C.
    Type: Grant
    Filed: November 12, 1998
    Date of Patent: January 9, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Wilhelm Haas, Otto Schallner, Kurt Findeisen, Roland Andree, Mark Wilhelm Drewes
  • Patent number: 6100420
    Abstract: The invention relates to new heterocyclylbenzonitriles of the general formula (I) ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and Het have the meanings given in the description, new processes and new intermediate products for their preparation and their use as herbicides.
    Type: Grant
    Filed: September 15, 1998
    Date of Patent: August 8, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Mark-Wilhelm Drewes, Roland Andree, Kurt Findeisen, Wilhelm Haas, Andreas Lender, Karl-Heinz Linker, Otto Schallner, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 6077813
    Abstract: There is disclosed substituted thiocarboxamides of the general formula (I) ##STR1## , wherein Z, R.sup.1, R.sup.2 and R.sup.3 are as defined by the specification, which are useful herbicidal agents.
    Type: Grant
    Filed: October 28, 1996
    Date of Patent: June 20, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Roland Andree, Mark-Wilhelm Drewes, Andreas Lender, Otto Schallner, Wilhelm Haas, Hans-Joachim Santel, Markus Dollinger
  • Patent number: 6025498
    Abstract: The invention relates to a novel 4-thiocarbamoyl-1-(3-pyrazolyl)-pyrazoles of the general formula (I) ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are each as defined in the description, to a process for their preparation and to their use as herbicides.
    Type: Grant
    Filed: February 26, 1998
    Date of Patent: February 15, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Wilhelm Haas, Markus Dollinger
  • Patent number: 5858925
    Abstract: The invention relates to new heterocyclylbenzonitriles of the general formula (I) ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and Het have the meanings given in the description, new processes and new intermediate products for their preparation and their use as herbicides.
    Type: Grant
    Filed: October 21, 1996
    Date of Patent: January 12, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Mark-Wilhelm Drewes, Roland Andree, Kurt Findeisen, Wilhelm Haas, Andreas Lender, Karl-Heinz Linker, Otto Schallner, Markus Dollinger, Hans-Joachim Santel
  • Patent number: 5739349
    Abstract: The invention relates to a new process and new intermediates for the preparation of triazolinones of the general formula (I) ##STR1## in which R.sup.1 represents in each case optionally substituted alkyl or cycloalkyl andR.sup.2 represents amino or in each case optionally substituted alkyl, alkenyl, alkinyl, alkoxy, alkylamino, dialkylamino, cycloalkyl, cycloalkylalkyl or phenyl, and to new intermediates for the preparation of triazolinones, many of which are known and which can be used as intermediates for the preparation of herbicides and insecticides.
    Type: Grant
    Filed: January 21, 1997
    Date of Patent: April 14, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Wilhelm Haas, Kurt Findeisen, Hans-Joachim Diehr
  • Patent number: 5688963
    Abstract: The invention relates to a new process and to new intermediates for the preparation of triazolinones, most of which are known, of the general formula (I) ##STR1## in which R.sup.1 and R.sup.2 have the meanings given in the application, and which can be used as intermediates for the preparation of herbicides and insecticides.
    Type: Grant
    Filed: January 16, 1996
    Date of Patent: November 18, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wilhelm Haas, Karl-Heinz Linker, Kurt Findeisen
  • Patent number: 5663362
    Abstract: The invention relates to novel substituted triazolinones of the general formula (I), ##STR1## in which R.sup.1 represents hydrogen, halogen, cyano, hydroxyl or one of the radicals --R.sup.6, --O--R.sup.6, --O--NR.sup.6 R.sup.7, --S--R.sup.6, --S(O)--R.sup.6 or --SO.sub.2 --R.sup.6,R.sup.2 represents hydrogen, hydroxyl, amino, cyano or one of the radicals --R.sup.6, --O--R.sup.6 or --N.dbd.CR.sup.6 R.sup.7,R.sup.3 represents hydrogen, halogen, alkyl or halogenoalkyl,R.sup.4 represents hydrogen, one of the radicals --R.sup.6, --O--R.sup.6 or --SO--R.sup.6 or an inorganic or organic cation andR.sup.5 represents amino, hydroxyl or one of the radicals --R.sup.6 or --NR.sup.6 R.sup.7, orR.sup.4 and R.sup.5 together represent a divalent alkanediyl radical andX represents oxygen or sulphur, whereR.sup.6 represents alkyl, alkenyl, alkinyl, cycloalkyl, aryl or heterocyclyl, which may each optionally be substituted,R.sup.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: September 2, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wilhelm Haas, Karl-Heinz Linker, Otto Schallner, Kurt Findeisen, Hans-Joachim Santel, Markus Dollinger
  • Patent number: 5639891
    Abstract: The invention relates to a new process and new intermediates for the preparation of triazolinones of the general formula (I) ##STR1## in which R.sup.1 represents in each case optionally substituted alkyl or cycloalkyl andR.sup.2 represents amino or in each case optionally substituted alkyl, alkenyl, alkinyl, alkoxy, alkylamino, dialkylamino, cycloalkyl, cycloalkylalkyl or phenyl, and to new intermediates for the preparation of triazolinones, many of which are known and which can be used as intermediates for the preparation of herbicides and insecticides.
    Type: Grant
    Filed: September 14, 1995
    Date of Patent: June 17, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Wilhelm Haas, Kurt Findeisen, Hans-Joachim Diehr
  • Patent number: 5631380
    Abstract: Herbicidal sulphonylaminocarbonyltriazolinones having two substituents bonded via oxygen, of the formula ##STR1## in which R.sup.1 represents hydrogen or an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl and aralkyl,R.sup.2 represents an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl and aralkyl, andR.sup.3 represents an optionally substituted radical from the series comprising alkyl, aralkyl, aryl and heteroaryl,and their salts.
    Type: Grant
    Filed: May 14, 1996
    Date of Patent: May 20, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wilhelm Haas, Klaus-Helmut M uller, Klaus K onig, Hans-Joachim Santel, Klaus L urssen, Robert R. Schmidt