Patents by Inventor Fritz Maurer

Fritz Maurer 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).

  • Heterocyclyl phenyl benzyl ethers used as fungicides
    Publication number: 20040157740
    Abstract: The invention relates to novel heterocyclylphenyl benzyl ethers, to a process for their preparation and to their use for controlling harmful organisms.
    Type: Application
    Filed: November 12, 2003
    Publication date: August 12, 2004
    Inventors: Fritz Maurer, Ulrich Heinemann, Bernd-Wieland Kruger, Herbert Gayer, Christiane Boie, Astrid Mauler-Machnik, Ulrike Wachendorff-Neumann
  • Delta1 pyrrolines
    Publication number: 20040152904
    Abstract: The invention relates to novel &Dgr;1-pyrrolines of the formula (I) 1
    Type: Application
    Filed: December 12, 2003
    Publication date: August 5, 2004
    Inventors: Andrew Plant, Fritz Maurer, Albrecht Marhold, Christoph Erdelen, Andreas Turberg, Olaf Hansen, Angelika Lubos-Erdelen
  • Triazolopyrimidines
    Publication number: 20040142943
    Abstract: Novel triazolopyrimidines of the formula 1
    Type: Application
    Filed: March 24, 2004
    Publication date: July 22, 2004
    Inventors: Olaf Gebauer, Jorg Nico Greul, Ulrich Heinemann, Hans-Ludwig Elbe, Bernd-Wieland Kruger, Fritz Maurer, Ralf Dunkel, Arnd Voerste, Ronald Ebbert, Ulrike Wachendorff-Neumann, Yoshinori Kitagawa, Astrid Mauler-Machnik, Karl-Heinz Kuck
  • Method for producing delta 1-pyrrolines
    Publication number: 20040097740
    Abstract: 2,5-Bisaryl-&Dgr;1-pyrrolines of the formula (I) 1
    Type: Application
    Filed: March 17, 2003
    Publication date: May 20, 2004
    Inventors: Andrew Plant, Fritz Maurer
  • Pyridyl pyrimidines for use as pesticides
    Publication number: 20040077641
    Abstract: Novel pyridylpyrimidines of the formula 1
    Type: Application
    Filed: August 19, 2003
    Publication date: April 22, 2004
    Inventors: Thomas Bretschneider, Mazen Es-Sayed, Rudiger Fischer, Fritz Maurer, Christoph Erdelen, Peter Losel
  • Halopyrimidines
    Patent number: 6683029
    Abstract: The invention relates to novel halogenopyrimidines, to a plurality of processes for their preparation and to their use as pesticides.
    Type: Grant
    Filed: December 14, 2001
    Date of Patent: January 27, 2004
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Krüger, Herbert Gayer, Peter Gerdes, Ulrich Heinemann, Astrid Mauler-Machnik, Martin Vaupel, Fritz Maurer, Ulrike Wachendorff-Neumann, Gerd Hänssler, Karl-Heinz Kuck, Peter Lösel, Ralf Dunkel
  • Method of producing methoxyimino acetic amide
    Patent number: 6660872
    Abstract: The present invention relates to novel processes for preparing methoxyimino-acetamides.
    Type: Grant
    Filed: November 21, 2001
    Date of Patent: December 9, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Herbert Gayer, Bernd Gallenkamp, Peter Gerdes, Ulrich Heinemann, Walter Hübsch, Bernd-Wieland Krüger, Fritz Maurer, Holger Weintritt
  • SUBSTITUTED N-BENZOYL-N'(TETRAZOLYLPHENYL)-UREAS AND THEIR USE AS PEST CONTROL AGENTS
    Publication number: 20030187043
    Abstract: The present invention relates to new substituted N-benzoyl-N′-(tetrazolylphenyl)-ureas of the formula (I) 1
    Type: Application
    Filed: November 8, 2002
    Publication date: October 2, 2003
    Inventors: Fritz Maurer, Christoph Erdelen
  • Pyrazolyl benzyl ether derivatives containing a fluoromethoxyimino group and use thereof as pesticides
    Patent number: 6589974
    Abstract: The invention relates to novel pyrazolyl benzyl ethers, to a plurality of processes for their preparation and to their use for controlling harmful organisms.
    Type: Grant
    Filed: October 29, 2002
    Date of Patent: July 8, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Bernd-Wieland Krüger, Fritz Maurer, Martin Vaupel, Astrid Mauler-Machnik, Ulrike Wachendorff-Neumann, Gerd Hänssler, Karl-Heinz Kuck, Peter Lösel, Christoph Erdelen
  • Pyrazolyl benzyl thioethers
    Publication number: 20030125325
    Abstract: The invention relates to novel pyrazolyl benzyl thioethers, to two processes for their preparation and to their use for controlling harmful organisms.
    Type: Application
    Filed: June 28, 2002
    Publication date: July 3, 2003
    Inventors: Ulrich Heinemann, Bernd-Wieland Kruger, Herbert Gayer, Fritz Maurer, Christiane Boie, Ronald Ebbert, Ulrike Wachendorff-Neumann, Astrid Mauler-Machnik
  • Pyrazolyl benzyl ethers
    Publication number: 20030109702
    Abstract: The invention relates to novel pyrazolyl benzyl ethers, to a process for their preparation and to their use for controlling harmful organisms.
    Type: Application
    Filed: June 7, 2002
    Publication date: June 12, 2003
    Inventors: Ulrich Heinemann, Bernd-Wieland Kruger, Herbert Gayer, Peter Gerdes, Fritz Maurer, Martin Vaupel, Astrid Mauler-Machnik, Ulrike Wachendorff-Neumann, Gerd Hanssler, Karl-Heinz Kuck, Christoph Erdelen, Peter Losel
  • Pyrazolyl benzyl ether deriviatives having a fluoromethoxy group and the use thereof as pesticides
    Patent number: 6562856
    Abstract: The invention relates to novel pyrazolyl benzyl ethers, to a process for their preparation and to their use for controlling harmful organisms.
    Type: Grant
    Filed: June 14, 2002
    Date of Patent: May 13, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrich Heinemann, Herbert Gayer, Peter Gerdes, Bernd-Wieland Krüger, Fritz Maurer, Martin Vaupel, Astrid Mauler-Machnik, Ulrike Wachendorff-Neumann, Gerd Hänssler, Karl-Heinz Kuck, Christoph Erdelen, Peter Lösel
  • 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
  • 1-phenyl-5-anilinotetrazoles
    Patent number: 5981438
    Abstract: The present invention relates to novel 1-Phenyl-5-anilinotetrazoles of the formula (I): ##STR1## wherein, R.sup.1, R.sup.2, R.sup.3, R.sup.4, m and n have the meaning provided in the specification, precesses for their preparation and their use as microbiocides, insecticides and/or herbicides.
    Type: Grant
    Filed: January 22, 1998
    Date of Patent: November 9, 1999
    Assignee: Nihon Bayer Agrochem K.K.
    Inventors: Fritz Maurer, Kaori Kido, Yoshio Kurahashi, Haruko Sawada, Keiko Tanaka, Yuichi Otsu, Yumi Hattori, Katsuhiko Shibuya, Takahisa Abe, Toshio Goto, Seishi Ito
  • Preparation of N-alkyl-arylamines
    Patent number: 5817876
    Abstract: Preparation of an N-alkyl-arylamine of the formula ##STR1## in which Ar represents an aryl radical which is optionally monosubstituted or polysubstituted by at least one of halogen and in each case optionally substituted alkyl, alkoxy or alkoxycarbonyl,R.sup.1 represents hydrogen or alkyl andR.sup.2 represents in each case optionally substituted alkyl or aryl, or, together with R.sup.1, represents alkanediyl,by reacting a nitroarene of the formulaAr--NO.sub.2 (II)with a carbonyl compound of the formulaR.sup.1 --CO--R.sup.2 (III)in the presence of hydrogen and in the presence of a catalyst at a temperature between 0.degree. C. and 200.degree. C.
    Type: Grant
    Filed: September 22, 1994
    Date of Patent: October 6, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Fritz Maurer, Lothar Rohe, Hans-Joachim Knops
  • 1-azinyl-tetrazolinones
    Patent number: 5776858
    Abstract: 1-Azinyl-tetraozolinones of the following formulae (I) and (II): ##STR1## wherein R.sup.1 and R.sup.2 are independently represent alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or optionally substituted phenyl, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bonded, may form a 5- or 6-membered heterocyclic ring which may optionally contain a further heteroatom, and said heterocyclic ring may optionally be benzo-condensed and/or be substituted by one or more of C.sub.1-4 alkyl(s), andR.sup.3 is a 6-membered heterocyclic aromatic group consisting of carbon atoms and 2 or 3 nitrogen atoms, which may optionally be substituted by halogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, C.sub.1-4 alkylthio, di(C.sub.1-4 alkyl)amino or phenyl.The compounds of the formula (I) exhibit an excellent herbicidal activity and the compounds of the formula (II) are useful as starting materials in the production of the compounds of the formula (I).
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: July 7, 1998
    Assignee: Nihon Bayer Agrochem K.K.
    Inventors: Toshio Goto, Seishi Ito, Natsuko Minegishi, Tatsuya Yamaoka, Chieko Ueno, Koichi Moriya, Fritz Maurer, Ryo Watanabe
  • Herbicidal 1-pyridyltetrazolinones
    Patent number: 5710278
    Abstract: Herbicidal tetrazolinone derivatives of the formula: ##STR1## in which R.sup.1 is alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or phenyl, andR.sup.2 is alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or phenyl, orR.sup.1 and R.sup.2 together with the nitrogen atom to which they are bonded form an optionally benzofused heterocyclic ring, which is optionally substituted by C.sub.1-4 alkyl,n is 0, 1, 2 or 3, andR.sup.3 each independently is nitro, halogen, alkyl, haloalkyl, alkylthio or phenoxy.
    Type: Grant
    Filed: February 19, 1997
    Date of Patent: January 20, 1998
    Assignee: Nihon Bayer Agrochem K.K.
    Inventors: Toshio Goto, Koichi Moriya, Fritz Maurer, Seishi Ito, Katsuaki Wada, Kazuhiro Ukawa, Ryo Watanabe, Asami Ito
  • Herbicidal 1-pyridyltetrazolinones
    Patent number: 5641727
    Abstract: Herbicidal tetrazolinone derivatives of the formula: ##STR1## in which R.sup.1 is alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or phenyl, andR.sup.2 is alkyl, haloalkyl, cycloalkyl, alkenyl, haloalkenyl, alkynyl or phenyl, orR.sup.1 and R.sup.2 together with the nitrogen atom to which they are bonded form an optionally benzofused heterocyclic ring, which is optionally substituted by C.sub.1-4 alkyl,n is 0, 1, 2 or 3, andR.sup.3 each independently is nitro, halogen, alkyl, haloalkyl, alkylthio or phenoxy.
    Type: Grant
    Filed: July 6, 1995
    Date of Patent: June 24, 1997
    Assignee: Nihon Bayer Agrochem K.K.
    Inventors: Toshio Goto, Koichi Moriya, Fritz Maurer, Seishi Ito, Katsuaki Wada, Kazuhiro Ukawa, Ryo Watanabe, Asami Ito
  • Process for producing 1-(2-chlorophenyl)-5(4H)-tetrazolinone
    Patent number: 5633387
    Type: Grant
    Filed: April 10, 1996
    Date of Patent: May 27, 1997
    Assignee: Nihon Bayer Agrochem K.K.
    Inventor: Fritz Maurer
  • Phosphoramidothioate and process of use to combat pests
    Patent number: 5597812
    Abstract: The invention relates to phosphoric acid derivatives of the formula (I) ##STR1## in which R represents optionally substituted alkyl;R.sup.1 represents optionally substituted alkyl;R.sup.2 represents optionally substituted alkyl or optionally substituted alkenyl;R.sup.3 represents optionally substituted C.sub.4 -C.sub.6 -alkyl;X represents oxygen or sulphur, andY and Z represent identical or different radicals from the series comprising hydrogen, halogen, alkyl and alkoxy,which can be used as pesticides.
    Type: Grant
    Filed: December 7, 1994
    Date of Patent: January 28, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Fritz Maurer, Christoph Erdelen, Ulrike Wachendorff-Neumann, Jurgen Hartwig, Andreas Turberg, Norbert Mencke