Patents by Inventor Elisabeth Heistracher

Elisabeth Heistracher 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: 5958837
    Abstract: Substituted 2-phenylpyridines I ##STR1## wherein all variables are as defined in the specification are used as herbicides and for the desiccation/defoliation of plants.
    Type: Grant
    Filed: June 18, 1997
    Date of Patent: September 28, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Schaefer, Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Hartmann Konig, Helmut Walter, Karl-Otto Westphalen, Ulf Misslitz
  • Patent number: 5939558
    Abstract: N-Phenyltetrahydroindazoles of formula (I), where R.sub.1 is H or C.sub.1-4 -alkyl; R.sup.2 is halogen, C.sub.1-4 -alkyl or C.sub.1-4 -haloalkyl; R.sup.3 is H or halogen; R.sup.4 is NO.sub.2, halogen, C.sub.1-4 -alkyl or C.sub.1-4 -haloalkyl; R.sup.5 is --XR.sup.6 ; X is --O--, --S--, --SO-- or --SO.sub.2 --; R.sup.6 is --Alk--R.sup.7 ; Alk is a substituted or unsubstituted methylene, ethylene, propylene, butylene or pentamethylene chain, where one chain member can carry a spiro-linked 2- to 5-membered C chain or where 2 ring members can be bridged via a C.sub.1-5 -alkylene chain; R.sup.7 is CN, SCN, halogen or --YR.sup.11, where Y is --O--, --S--, --SO-- or --SO.sub.2 --; R.sup.10 is H, OH, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.3 -C.sub.5 -cycloalkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.3 -C.sub.5 -cycloalkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -haloalkylthio, --NH--R.sup.12, --N(C.sub.1 -C.sub.4 -alkyl)--R.sup.12, --N(C.sub.3 -C.sub.4 -alkenyl)-R.
    Type: Grant
    Filed: February 18, 1997
    Date of Patent: August 17, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Elisabeth Heistracher, Lothar Rub, Christoph-Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Ralf Klintz, Peter Schafer, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter
  • Patent number: 5928999
    Abstract: Substituted 3-phenylpyrazoles of formula (I), where R.sup.1 is H, or a substituent; R.sup.2 is CN, CF.sub.3, halogen; R.sup.3 is H, alkyl, halogenalkyl; R.sup.4 is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 halogenalkyl; R.sup.5 is H, NO.sub.2, halogen, --COOR, optionally substituted aminocarbonyl (where R is H, a substituent); and Z is --O--, --S--, --SO--, --SO.sub.2 --; and argriculturally usable salts thereof, for use as herbicides.
    Type: Grant
    Filed: November 19, 1996
    Date of Patent: July 27, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Christoph-Sweder von dem Bussche-Hunnefeld, Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schafer, Peter Munster, Klaus Ditrich, Hartmann Konig, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter
  • Patent number: 5888940
    Abstract: Substituted benzothiazoles I and their salts ##STR1## used as herbicides and for the desiccation/abscission of plants.
    Type: Grant
    Filed: February 17, 1998
    Date of Patent: March 30, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Elisabeth Heistracher, Gerhard Hamprecht, Olaf Menke, Peter Schafer, Cyrill Zagar, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter
  • Patent number: 5885934
    Abstract: Substituted triazolinones I ##STR1## where R.sup.1 and R.sup.2 are each H, C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -haloalkyl,R.sup.3 is H or halogen,R.sup.4 is CN, halogen, C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -alkoxy or C.sub.1 -C.sub.6 -haloalkoxy,R.sup.5 is NO.sub.2, CN or halogen,R.sup.6 is --OR.sup.7, --SR.sup.7, --N(R.sup.8)--R.sup.9 or --N(R.sup.8)--OR.sup.10,R.sup.7 is H, C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.6 -alkenyl, C.sub.3 -C.sub.6 -alkynyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.1 -C.sub.6 -haloalkyl, cyano-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkylthio-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxycarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkylaminocarbonyl-C.sub.1 -C.sub.6 -alkyl, di-(C.sub.1 -C.sub.6 -alkyl)aminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoximino-C.sub.1 -C.sub.6 -alkyl, di-(C.sub.1 -C.sub.6 -alkoxy)-C.sub.2 -C.sub.6 -alkyl, di-(C.sub.1 -C.sub.
    Type: Grant
    Filed: February 18, 1997
    Date of Patent: March 23, 1999
    Assignee: BASF Aktiengesellschaft
    Inventors: Elisabeth Heistracher, Christoph Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Ralf Klintz, Peter Schafer, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter
  • Patent number: 5849920
    Abstract: A trifluoromethylpyridine of the formula Ib ##STR1## where the substituents have the following meanings: R.sup.1 is chlorine or fluorine;R.sup.2 is halogen; andR.sup.3 is C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkenyl or C.sub.2 -C.sub.6 -alkynyl, said groups being optionally substituted with 1 to 6 halogen atoms, C.sub.3 -C.sub.6 -cycloalkyl which is optionally substituted with 1 to 3 C.sub.1 -C.sub.3 -alkyl radicals, C.sub.1 -C.sub.6 -cyanoalkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.6 -alkyl, 3-oxetanyl, carboxyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxycarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.4 -alkoxycarbonyl-C.sub.1 -C.sub.6 -alkyl, aminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkylaminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -dialkylaminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.4 -alkenylaminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.4 -alkynylaminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkyl-C.sub.3 -C.
    Type: Grant
    Filed: July 14, 1997
    Date of Patent: December 15, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Peter Schafer, Cyrill Zagar
  • Patent number: 5817603
    Abstract: Substituted cyclohexene-1,2-dicarboxylic acid derivatives I ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are herein defined, or the agriculturally useful salts of Ia and Ib and intermediates for their preparation, which compounds are useful as herbicides and for the desiccation/defoliation of plants.
    Type: Grant
    Filed: February 11, 1997
    Date of Patent: October 6, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Ralf Klintz, Elisabeth Heistracher, Peter Schaefer, Gerhard Hamprecht, Peter Plath, Uwe Kardorff, Matthias Gerber, Karl-Otto Westphalen, Helmut Walter
  • Patent number: 5807807
    Abstract: Substituted phthalimidocinnamic acid derivatives I ##STR1## wherein the variables are as defined in the description are useful as herbicides and for the desiccation and/or defoliation of plants.
    Type: Grant
    Filed: September 12, 1997
    Date of Patent: September 15, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Elisabeth Heistracher, Peter Plath, Christoph-Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Ralf Klintz, Peter Schafer, Karl-Otto Westphalen, Helmut Walter, Matthias Gerber, Ulf Misslitz
  • Patent number: 5783522
    Abstract: Substituted 2-phenylpyridines I ##STR1## R.sup.1,R.sup.3 =H, halogen, alkyl, haloalkyl, alkoxyalkyl, alkoxy, alkoxyalkoxy, OH, haloalkoxy, alkylcarbonyloxy, haloalkylcarbonyloxy, SH, alkylthio, alkylsulfinyl, alkylsulfonyl, haloalkylthio, haloalkylsulfinyl, haloalkylsulfonyl, CHO, CN, CO.sub.2 H, alkoxycarbonyl, alkoxyalkoxycarbonyl, haloalkoxycarbonyl, alkylcarbonyl, haloalkylcarbonyl, alkoxyalkylcarbonyl, CONH.sub.2, alkyl-aminocarbonyl, dialkylaminocarbonyl, pyrrolidinyl-carbonyl piperidylcarbonyl, morpholinylcarbonyl, NO.sub.2, NH.sub.2, alkylamino, dialkylamino, pyrrolidinyl, piperidinyl, morpholinyl, alkylcarbonylamino, haloalkylcarbonylamino, alkylsulfonylamino;R.sup.2 =halogen, CN, NO.sub.2, alkyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkylthio; orR.sup.1 +R.sup.2 or R.sup.2 +R.sup.3 =trimethylene or tetramethylene chain;R.sup.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: July 21, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Schaefer, Gerhard Hamprecht, Elisabeth Heistracher, Hartmann Koenig, Ralf Klintz, Peter Muenster, Harald Rang, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter
  • Patent number: 5750705
    Abstract: Substituted trifluoromethylpyridines of the general formula Ia or Ib ##STR1## where the substituents have the following meanings: R.sup.1 is amino or hydrazino, in the case of Ib additionally chlorine or fluorine;R.sup.2 is halogen; andR.sup.3 is C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkenyl or C.sub.2 -C.sub.6 -alkynyl, it being possible for these groups to have attached to them up to 6 halogen atoms,C.sub.3 -C.sub.6 -cycloalkyl which can have attached to it up to 3 C.sub.1 -C.sub.3 -alkyl radicals,C.sub.1 -C.sub.6 -cyanoalkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.6 -alkyl, 3-oxetanyl, carboxyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.6 -alkoxycarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.2 -C.sub.4 -alkoxycarbonyl-C.sub.1 -C.sub.6 -alkyl, aminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -alkylaminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.1 -C.sub.4 -dialkylaminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.4 -alkenylaminocarbonyl-C.sub.1 -C.sub.6 -alkyl, C.sub.3 -C.sub.
    Type: Grant
    Filed: August 12, 1996
    Date of Patent: May 12, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Peter Schafer, Cyrill Zagar
  • Patent number: 5747422
    Abstract: Substituted 2-phenylpyridines I ##STR1## where substituents have the meaning described in the specification and their use as herbicides; for the desiccation/defoliation of plants.
    Type: Grant
    Filed: July 3, 1997
    Date of Patent: May 5, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Schafer, Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Hartmann Konig, Helmut Walter, Karl-Otto Westphalen, Ulf Misslitz
  • Patent number: 5744426
    Abstract: Substituted 3-phenylpyrazoles I ##STR1## are used as herbicides.
    Type: Grant
    Filed: November 26, 1996
    Date of Patent: April 28, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Christoph-Sweder von dem Bussche-Hunnefeld, Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schafer, Klaus Ditrich, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter
  • Patent number: 5733850
    Abstract: Substituted 2-phenylpyridines I ##STR1## where the substituents have the meaning given in the specification and their use.
    Type: Grant
    Filed: July 3, 1997
    Date of Patent: March 31, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Schafer, Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Hartmann Konig, Albrecht Harreus, Norbert Gotz, Helmut Walter, Karl-Otto Westphalen, Ulf Misslitz
  • Patent number: 5707937
    Abstract: Substituted phthalimidocinnamic acid derivatives I ##STR1## wherein the variables are as defined in the description are useful as herbicides and for the desication and/or defoliation of plants.
    Type: Grant
    Filed: April 7, 1997
    Date of Patent: January 13, 1998
    Assignee: BASF Aktiengesellschaft
    Inventors: Elisabeth Heistracher, Peter Plath, Christoph-Sweder von dem Bussche-Hunnefeld, Gerhard Hamprecht, Ralf Klintz, Peter Schafer, Karl-Otto Westphalen, Helmut Walter, Matthias Gerber, Ulf Misslitz
  • Patent number: 5700805
    Abstract: Substituted 1-amino-3-phenyluracils I ##STR1## where the variables have the following meanings: R.sup.1 =H, F, Cl; Y=O, S; Z=--CH=N--OH, --CH=N--O--(alkyl),--CH=N--O--(alkylene)--O--(alkyl), --CH=N--O--CH.sub.2 --COOH,--CH=N--O--CH(alkyl)--COOH, --CH=N--O--CH.sub.2 --CO--O--(alkyl),--CH=N--O--CH(alkyl)--CO--O--(alkyl), --CH=N--O--CH.sub.2 --CO--O=O-- (alkylene)--O--(alkyl), --CH=N--O--CH(alkyl)--CO--O-- (alkylene)--O--(alkyl), --CH=CH--CO--O--(alkyl), --CH=CH-- CO--O--(alkylene)--O--(alkyl),--CH=C(Cl)--CO--O--(alkyl), --CH=C(Br)--CO--O--(alkyl),--CH=C(Cl)--CO--O--(alkylene)--O--(alkyl),--CH=C(Br)--CO--O--(alkylene)--O--(alkyl), --CH=C(CH.sub.3)--CO--O--(alkyl),--CH=C(CH.sub.3)--CO--O--(alkylene)--O--(alkyl), --CH?X.sup.1 -(alkyl)! ?X.sup.2 -(alkyl)! or a radical ##STR2## X.sup.1 -X.sup.6 =O, S; R.sup.2 -R.sup.11 =H, alkyl, vinyl, alkoxycarbonyl are described.Use: herbicides; desiccation/defoliation of plants.
    Type: Grant
    Filed: February 15, 1996
    Date of Patent: December 23, 1997
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Schafer, Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter
  • Patent number: 5698494
    Abstract: Substituted N-phenylglutarimides I ##STR1## X.sup.1, X.sup.2 =O, S; R.sup.1 =halogen, NO.sub.2, CN, CF.sub.3 ; R.sup.2 =H, halogen;R.sup.3, R.sup.4, R.sup.5 =H, halogen, CN, alkyl, cyctoalkyl, alkenyl, alkynyl, haloalkyl, alkoxy, haloalkoxy, alkylthio, haloalkyl-thio, cyanoalkyl, alkoxycarbonyl, unsubstituted or substituted phenyl or benzyl,or 2 substituents of a C atom or 2 substituents of adjacent C atoms of the glutarimide ring are bonded to one another via a chain which may be substituted;A=CHR.sup.6 --CHR.sup.7 --CO--B or CR.sup.6 .dbd.CR.sup.8 --CO--B;R.sup.6 =H, C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -haloalkyl;R.sup.7 =halogen, haloalkyl, OH, alkoxy or alkylcarbonyloxy;R.sup.
    Type: Grant
    Filed: April 26, 1995
    Date of Patent: December 16, 1997
    Assignee: BASF Aktiengesellschaft
    Inventors: Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schaefer, Uwe Kardorff, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter
  • Patent number: 5602074
    Abstract: Substituted isoindolones I ##STR1## where R.sup.1 and R.sup.2 =H, unsubstituted or substituted alkyl, alkenyl, alkynyl, cyano, C.sub.1 -C.sub.6 -alkoxycarbonyl, formyl, C.sub.1 -C.sub.6 -alkylcarbonyl, unsubstituted or substituted phenylcarbonyl, C.sub.3 -C.sub.8 -cycloalkyl, or, if R.sup.1 =H, R.sup.2 additionally=unsubstituted or substituted phenyl, orR.sup.1 and R.sup.2, together with the carbon atom to which they are bonded, are an unsubstituted or substituted 3- to 8-membered carbo- or heterocycle;where R.sup.3 to R.sup.6 have the meanings given in the specification. The compounds are useful as herbicides and for the desiccation/defoliation of plants.
    Type: Grant
    Filed: November 22, 1994
    Date of Patent: February 11, 1997
    Assignee: BASF Aktiengesellschaft
    Inventors: Ralf Klintz, Elisabeth Heistracher, Peter Schaefer, Gerhard Hamprecht, Uwe Kardorff, Matthias Gerber, Karl-Otto Westphalen, Helmut Walter
  • Patent number: 5252540
    Abstract: Sulfonamides of the formula I ##STR1## where A is an unsubstituted or substituted aromatic or heteroaromatic radical; W is oxygen or sulfur; B is an unsubstituted or substituted furyl, thienyl, pyrrolyl, oxazolyl, isothiazolyl, imidazolyl, pyrazolyl, thiadiazolyl, oxadiazolyl or triazolyl radical, and the environmentally compatible salts thereof are prepared as described and are used as herbicides.
    Type: Grant
    Filed: September 16, 1991
    Date of Patent: October 12, 1993
    Assignee: BASF Aktiengesellschaft
    Inventors: Elisabeth Heistracher, Klaus Fischer, Horst Mayer, Thomas Saupe, Gerhard Hamprecht, Klaus Ditrich, Thomas Kuekenhoehner, Matthias Gerber, Helmut Walter, Karl-Otto Westphalen