Patents by Inventor Jurgen Curtze

Jurgen Curtze 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: 6767923
    Abstract: Benzhydryl derivatives of the formula I, where the index and the variables are as defined below: X is oxygen or sulfur; R1, R3 are halogen, cyano, nitro, hydroxyl, mercapto, amino, alkyl, alkenyl, alkynyl, alkoxy, alkenyloxy, alkynyloxy, alkylcarbonyloxy, formyloxy, alkylthio, alkenylthio, alkynylthio, alkylamino, dialkylamino, alkylcarbonyl or formyl, where the carbon atoms in the radicals mentioned may be partially or fully halogenated; R2 is halogen, cyano, nitro, hydroxyl, mercapto, amino, alkyl, alkoxy, haloalkyl or haloalkoxy, where the groups R2 may be different if n=2; R4 is alkyl, alkenyl or alkynyl, where the carbon atoms in these radicals may be unsubstituted or partially or fully halogenated; R5, R6 are hydroxyl, alkyl, alkenyl, haloalkyl, haloalkenyl, alkoxy, alkenyloxy, haloalkoxy, haloalkenyloxy, cycloalkyl, cycloalkylalkyl, cycloalkoxy or cycloalkylalkoxy; n is 0, 1 or 2; processes for preparing the compounds I, compositions comprising them and their use for con
    Type: Grant
    Filed: October 29, 2002
    Date of Patent: July 27, 2004
    Assignee: BASF Aktiengesellschaft
    Inventors: Ingo Rose, Jordi Tormo i Blasco, Markus Gewehr, Wassilios Grammenos, Bernd Müller, Joachim Rheinheimer, Peter Schäfer, Frank Schieweck, Thomas Grote, Andreas Gypser, Eberhard Ammermann, Gisela Lorenz, Reinhard Stierl, Siegfried Strathmann, Paul Carter, Jürgen Curtze
  • Publication number: 20030207938
    Abstract: Benzhydryl derivatives of the formula I, 1
    Type: Application
    Filed: October 29, 2002
    Publication date: November 6, 2003
    Inventors: Ingo Rose, Jordi Tormo i Blasco, Markus Gewehr, Wassilios Grammenos, Bernd Muller, Joachim Rheinheimer, Peter Schafer, Frank Schieweck, Thomas Grote, Andreas Gypser, Eberhard Ammermann, Gisela Lorenz, Reinhard Stierl, Siegfried Strathmann, Paul Carter, Jurgen Curtze
  • Patent number: 5952496
    Abstract: The invention provides a fungicidal composition comprising at least one systemic, contact and/or soil fungicide and at least one acrylic acid morpholide derivative of the general formula ##STR1## in which R.sub.1 represents a hydrogen, chlorine or bromine atom, a trifluoromethyl, trifluoromethoxy, C.sub.3 -C.sub.7 alkyl, C.sub.3 -C.sub.5 alkoxy, C.sub.3 -C.sub.6 alkenyl, HClFC--CF.sub.2 O--, HClC.dbd.CClO--, cyclohexyl, cyclopentenyl, cyclohexenyl, phenyl, 4-chlorophenyl, 4-ethylphenyl, 4-chlorobenzyl or 4-chlorophenylthio group or a phenoxy group optionally substituted by one or more substituents selected from fluorine and chlorine atoms and methyl and ethoxycarbonyl groups and R.sub.2 represents a hydrogen atom, or R.sub.1 represents a hydrogen atom and R.sub.2 represents a 3-phenoxy group.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: September 14, 1999
    Assignee: American Cyanamid Company
    Inventors: Guido Albert, Jurgen Curtze, Edmund Friedrichs
  • Patent number: 5922919
    Abstract: There is provided a method for the control of phytopathogenic fungi and disease caused thereby which comprises contacting said fungi with a fungicidally effective amount of a benzophenone compound of formula I ##STR1## There are further provided benzophenone compounds of formula Ia which are useful as fungicidal agents and compositions useful for the protection of plants from the damaging effects of phytopathogenic fungi and fungal disease.
    Type: Grant
    Filed: April 27, 1998
    Date of Patent: July 13, 1999
    Assignee: American Cyanamid Company
    Inventors: Jurgen Curtze, Christine Helene Gertrud Rudolph, Ludwig Schroder, Guido Albert
  • Patent number: 5910496
    Abstract: The invention provides a fungicidal composition comprising at least one systemic, contact and/or soil fungicide and at least one acrylic acid morpholide derivative of the general formula ##STR1## in which R.sub.1 represents a hydrogen, chlorine or bromine atom, a trifluoromethyl, trifluoromethoxy, C.sub.3 -C.sub.7 alkyl, C.sub.3 -C.sub.5 alkoxy, C.sub.3 -C.sub.6 alkenyl, HClFC--CF.sub.2 O--, HClC.dbd.CClO--, cyclohexyl, cyclopentenyl, cyclohexenyl, phenyl, 4-chlorophenyl, 4-ethylphenyl, 4-chlorobenzyl or 4-chlorophenylthio group or a phenoxy group optionally substituted by one or more substituents selected from fluorine and chlorine atoms and methyl and ethoxycarbonyl groups and R.sub.2 represents a hydrogen atom, or R.sub.1 represents a hydrogen atom and R.sub.2 represents a 3-phenoxy group.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: June 8, 1999
    Assignee: American Cyanamid Company
    Inventors: Guido Albert, Jurgen Curtze, Edmund Friedrichs
  • Patent number: 5866722
    Abstract: There is provided a method for the control of phytopathogenic fungi and disease caused thereby which comprises contacting said fungi with a fungicidally effective amount of a benzophenone compound of formula I ##STR1## There are further provided benzophenone compounds of formula Ia which are useful as fungicidal agents and compositions useful for the protection of plants from the damaging effects of phytopathogenic fungi and fungal disease.
    Type: Grant
    Filed: April 30, 1997
    Date of Patent: February 2, 1999
    Assignee: American Cyanamid Company
    Inventors: Jurgen Curtze, Christine Helene Gertrud Rudolph, Ludwig Schroder, Guido Albert, Annerose Edith Elise Rehnig, Ewald Gerhard Sieverding
  • Patent number: 5773663
    Abstract: There is provided a method for the control of phytopathogenic fungi and disease caused thereby which comprises contacting said fungi with a fungicidally effective amount of a benzophenone compound of formula I ##STR1## There are further provided benzophenone compounds of formula Ia which are useful as fungicidal agents and compositions useful for the protection of plants from the damaging effects of phytopathogenic fungi and fungal disease.
    Type: Grant
    Filed: May 1, 1996
    Date of Patent: June 30, 1998
    Assignee: American Cyanamid Company
    Inventors: Jurgen Curtze, Christine Helene Gertrud Rudolph, Ludwig Schroder, Guido Albert, Annerose Edith Elise Rehnig, Ewald Gerhard Sieverding
  • Patent number: 5679866
    Abstract: There is provided a method for the control of phytopathogenic fungi and disease caused thereby which comprises contacting said fungi with a fungicidally effective amount of a benzophenone compound of formula I ##STR1## There are further provided benzophenone compounds of formula Ia which are useful as fungicidal agents and compositions useful for the protection of plants from the damaging effects of phytopathogenic fungi and fungal disease.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: October 21, 1997
    Assignee: American Cyanamid Company
    Inventors: Jurgen Curtze, Christine Helene Gertrud Rudolph, Ludwig Schroder, Guido Albert, Annerose Edith Elise Rehnig, Ewald Gerhard Sieverding
  • Patent number: 5656630
    Abstract: The invention relates to a method of combating fungus which comprises treating plants subject to or subjected to fungal attack, seeds of such plants or the medium in which such plants are growing or are to be grown with the Z-isomer of 4-[3-(4-chlorophenyl)-3-(3,4-dimethoxyphenyl)acryloyl]morpholine or with a composition comprising a carrier and, as active ingredient, the said Z-isomer; and the use of the Z-isomer as a fungicide.
    Type: Grant
    Filed: November 14, 1994
    Date of Patent: August 12, 1997
    Assignee: American Cyanamid Company
    Inventors: Jurgen Curtze, Guido Albert, Dietrich Eichler
  • Patent number: 5495019
    Abstract: The invention provides a process for the preparation of 3,3-diaryl acrylic acid amides of the general formula ##STR1## in which A, B and Q are as defined in the specification, by condensing a compound of formula ##STR2## with a compound of formulaCH.sub.3 --CO--Q (III)in which Q has the meaning given above, in a solvent in the presence of an alkali metal hydroxide, characterised in that the solvent is selected from alkanes, cycloalkanes or mixtures thereof.
    Type: Grant
    Filed: March 16, 1995
    Date of Patent: February 27, 1996
    Assignee: American Cyanamid Company
    Inventors: Jurgen Curtze, Bodo Haertel
  • Patent number: 5399559
    Abstract: The invention relates to fungicidal compositions which comprise a carrier and, as active ingredient, an indole derivative of the formula ##STR1## in which R is a substituted phenyl group; R.sup.3 and R.sup.4 independently are hydrogen or halogen or an optionally substituted alkyl, alkoxy, cycloalkyl, phenyl or phenoxy group; R.sup.5 and R.sup.6 independently are hydrogen atom or an optionally substituted alkyl, alkoxy, cycloalkyl, phenyl or heterocyclyl group or R.sup.5 and R.sup.6 together with the interjacent nitrogen atom represent a heterocyclyl group; and R.sup.7 is hydrogen or alkyl group; and their use as fungicides. Certain of the above mentioned indole derivatives are novel and a process for the preparation of these compounds is also provided.
    Type: Grant
    Filed: June 3, 1993
    Date of Patent: March 21, 1995
    Assignee: Shell Research Limited
    Inventors: Jurgen Curtze, Guido Albert
  • Patent number: 5336671
    Abstract: The invention provides fungicidal compositions containing benzyl-tris(aryl)-phosphonium salts of the general formula ##STR1## in which R.sup.1 represents an optionally substituted alkyl or alkoxy group; R.sup.2 represents a hydrogen atom or an optionally substituted alkyl group; R.sup.3, R.sup.4 and R.sup.5 independently represent a hydrogen or halogen atom or an optionally substituted alkyl or alkoxy group; and A.sup.- represents an anion processes for the preparation of such compounds. Certain of the compounds of formula I are novel and the invention therefore also provides processes for the preparation of such compounds and their use as fungicides.
    Type: Grant
    Filed: October 18, 1991
    Date of Patent: August 9, 1994
    Assignee: Shell Research Limited
    Inventors: Heinz-Manfred Becher, Guido Albert, Jurgen Curtze
  • Patent number: 5262414
    Abstract: The invention provides a fungicidal composition comprising at least one systemic, contact and/or soil fungicide and at least one acrylic acid morpholide derivative of the general formula ##STR1## in which R.sub.1 represents a hydrogen, chlorine or bromine atom, a trifluoromethyl, trifluoromethoxy, C.sub.3 -C.sub.7 alkyl, C.sub.3 -C.sub.5 alkoxy, C.sub.3 -C.sub.6 alkenyl, HClFC--CF.sub.2 O--, HClC.dbd.CClO--, cyclohexyl, cyclopentenyl, cyclohexenyl, phenyl, 4-chlorophenyl, 4-ethylphenyl, 4-chlorobenzyl or 4-chlorophenylthio group or a phenoxy group optionally substituted by one or more substituents selected from fluorine and chlorine atoms and methyl and ethoxycarbonyl groups and R.sub.2 represents a hydrogen atom, or R.sub.1 represents a hydrogen atom and R.sub.2 represents a 3-phenoxy group.
    Type: Grant
    Filed: July 24, 1991
    Date of Patent: November 16, 1993
    Assignee: Shell Research Limited
    Inventors: Guido Albert, Jurgen Curtze, Edmund Friedrichs
  • Patent number: 5189035
    Abstract: The invention provides furanone derivatives of the general formula ##STR1## in which R.sup.1 represents a halogen atom or an optionally substituted alkyl or alkoxy group, R.sup.2 represents a halogen atom or an optionally substituted alkyl, aryl or heterocyclyl group, R.sup.7 represents a C.sub.1-4 alkyl group and Q represents an optionally substituted morpholino or amino group; processes for their preparation; compositions containing such compounds and their use as fungicides.
    Type: Grant
    Filed: April 2, 1992
    Date of Patent: February 23, 1993
    Assignee: Shell Research Limited
    Inventors: Jurgen Curtze, Guido Albert
  • Patent number: 5157028
    Abstract: The invention provides a fungicidal composition comprising at least one systemic, contact and/or soil fungicide and at least one acrylic acid morpholide derivative of the general formula ##STR1## in which R.sub.1 represents a hydrogen, chlorine or bromine atom, a trifluoromethyl, trifluoromethoxy, C.sub.3 -C.sub.7 alkyl, C.sub.3 -C.sub.5 alkoxy, C.sub.3 -C.sub.6 alkenyl, HClFC--CF.sub.2 O--, HClC.dbd.CClO--, cyclohexyl, cyclopentenyl, cyclohexenyl, phenyl, 4-chlorophenyl, 4-ethylphenyl, 4-chlorobenzyl or 4-chlorophenylthio group or a phenoxy group optionally substituted by one or more substituents selected from fluorine and chlorine atoms and methyl and ethoxycarbonyl groups and R.sub.2 represents a hydrogen atom, or R.sub.1 represents a hydrogen atom and R.sub.2 represents a 3-phenoxy group.
    Type: Grant
    Filed: July 24, 1991
    Date of Patent: October 20, 1992
    Assignee: Shell Research Limited
    Inventors: Guido Albert, Jurgen Curtze, Edmund Friedrichs
  • Patent number: 4933328
    Abstract: The invention provides fungicidal compositions containing phosphonium salts of formula: ##STR1## in which n represents 0, 1, 2 or 3, R represents a halogen atom or an optionally substituted alkyl, haloalkyl, alkoxy or haloalkyl group, R.sup.1, R.sup.2 and R.sup.3 independently represent an optionally substituted alkyl, cycloalkyl, phenyl or benzyl group and X represents an anion; certain novel phosphonium salts, a process for the preparation of such compounds and a method of combating plant pathogenic fungi using such compositions or compounds.
    Type: Grant
    Filed: July 18, 1988
    Date of Patent: June 12, 1990
    Assignee: Shell Internationale Research Maatshappij B.V.
    Inventors: Jurgen Curtze, Christo Drandarevski, Guido Albert, Arthur A. Ramsey
  • Patent number: 4933449
    Abstract: The invention provides a process for the preparation of 3,3-diaryl acrylic acid amides of the formula ##STR1## in which A, B and Q are as defined in the specification, characterized by condensing a compound of formula ##STR2## with a compound of formulaZCH.sub.2 --CO--Q (III)in which Z represents a hydrogen or halogen atom, and, if an intermediate compound is formed of formula ##STR3## dehydrating the intermediate compound.
    Type: Grant
    Filed: June 1, 1988
    Date of Patent: June 12, 1990
    Assignee: Shell Internationale Research Maatschappij B.V.
    Inventor: Jurgen Curtze
  • Patent number: 4923866
    Abstract: The invention provides a fungicidal composition comprising at least one systemic, contact and/or soil fungicide and at least one acrylic acid morpholide derivative of the general formula ##STR1## in which R.sub.1 represents a hydrogen, chlorine or bromine atom, a trifluoromethyl, trifluoromethoxy, C.sub.3 -C.sub.7 alkyl, C.sub.3 -C.sub.5 alkoxy, C.sub.3 -C.sub.6 alkenyl, HClFC--CF.sub.2 O--, HClC.dbd.CClO--, cyclohexyl, cyclopentenyl, cyclohexenyl, phenyl, 4-chlorophenyl, 4-ethylphenyl, 4-chlorobenzyl or 4-chlorophenylthio group or a phenoxy group optionally substituted by one or more substituents selected from fluorine and chlorine atoms and methyl and ethoxycarbonyl groups and R.sub.2 represents a hydrogen atom, or R.sub.1 represents a hydrogen atom and R.sub.2 represents a 3-phenoxy group.
    Type: Grant
    Filed: January 28, 1988
    Date of Patent: May 8, 1990
    Assignee: Shell Agrar GMBH & Co., KG
    Inventors: Guido Albert, Jurgen Curtze
  • Patent number: 4920222
    Abstract: 3,3-Diarylacrylic acid amides are prepared by the reaction of a benzophenone with an acetamide in the presence of a base characterized in that a sodium alcoholate is used as the base.
    Type: Grant
    Filed: January 30, 1989
    Date of Patent: April 24, 1990
    Assignee: Shell Internationale Research Maatschappij B.V.
    Inventors: Jurgen Curtze, Ludwig Schroder, Paul H. Briner
  • Patent number: RE35985
    Abstract: The invention provides a fungicidal composition comprising at least one systemic, contact and/or soil fungicide and at least one acrylic acid morpholide derivative of the general formula ##STR1## in which R.sub.1 represents a hydrogen, chlorine or bromine atom, a trifluoromethyl, trifluoromethoxy, C.sub.3 -C.sub.7 alkyl, C.sub.3 -C.sub.5 alkoxy, C.sub.3 -C.sub.6 alkenyl, HClFC--CF.sub.2 O--, HClC.dbd.CClO--, cyclohexyl, cyclopentenyl, cyclohexenyl, phenyl, 4-chlorophenyl, 4-ethylphenyl, 4-chlorobenzyl or 4-chlorophenylthio group or a phenoxy group optionally substituted by one or more substituents selected from fluorine and chlorine atoms and methyl and ethoxycarbonyl groups and R.sub.2 represents a hydrogen atom, or R.sub.1 represents a hydrogen atom and R.sub.2 represents a 3-phenoxy group.
    Type: Grant
    Filed: February 12, 1996
    Date of Patent: December 8, 1998
    Assignee: American Cyanamid Company
    Inventors: Guido Albert, Jurgen Curtze, Edmund Friedrichs