Patents by Inventor Gerhard Hamprecht

Gerhard Hamprecht 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).

  • Publication number: 20010031865
    Abstract: 1
    Type: Application
    Filed: December 4, 2000
    Publication date: October 18, 2001
    Inventors: Ralf Klintz, Peter Schaefer, Gerhard Hamprecht, Elisabeth Heistracher, Hans-Josef Wolf, Karl-Otto Westphalen, Matthias Gerber, Uwe Kardorff, Helmut Walter, Klaus Grossmann
  • Patent number: 6277790
    Abstract: Tetrazolinonecarboxamides of formula I wherein Het is oxetan-3-yl, thietan-3-yl, tetrahydrofuran-3-yl, furan-3-yl, tetrahydrothiophen-3-yl, thiophen-3-yl, tetrahydro-2H-pyran-3-yl, tetrahydro-2H-thiopyran-3-yl, tetrahydro-2H-pyran-4-yl or tetrahydro-2H-thiopyran-4-yl, in each case with or without substitution; R1 is optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, phenyl, or 3- to 7-membered heterocyclyl; R2 is hydrogen, alkyl, haloalkyl, alkenyl, haloalkenyl, alkynyl, or is optionally substituted cycloalkyl, cycloalkylalkyl, phenyl, phenylalkyl, 3- to 7-membered heterocyclyl, or 3- to 7-membered heterocyclylalkyl, their preparation and herbicidal compositions comprising them.
    Type: Grant
    Filed: February 1, 2000
    Date of Patent: August 21, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Cyrill Zagar, Gerhard Hamprecht, Markus Menges, Olaf Menke, Robert Reinhard, Peter Schäfer, Karl-Otto Westphalen, Martina Otten, Helmut Walter
  • Publication number: 20010012897
    Abstract: Substituted thiopyridines of the general formula I 1
    Type: Application
    Filed: February 26, 2001
    Publication date: August 9, 2001
    Inventors: Gerhard Hamprecht, Joachim Gebhardt, Heinz Isak, Michael Rack, Joachim Rheinheimer, Peter Schafer
  • Patent number: 6268311
    Abstract: 1-Amino-3-benzyluracils I (X=oxygen, sulfur; R1=C1-C4-haloalkyl; R2=H, halogen; R3, R7=H, CN, SCN, halogen, C1-C4-haloalkyl, C1-C4-haloalkoxy, C1-C4-haloalkylthio; R4=H, CN, SCN, halogen, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy, C1-C4-haloalkoxy, C1-C4-haloalkylthio, C1-C6-alkylaminocarbonyl; R5=H, CN, NO2, halogen, OH, C1-C4-alkoxy, NH2, C1-C6-alkyl-amino; R6=H, CN, NO2, halogen, OH, C1-C4-alkoxy, NH2, C1-C6-alkyl-amino, CHO) and their salts are used as herbicides and for the desiccation/defoliation of plants.
    Type: Grant
    Filed: March 17, 1998
    Date of Patent: July 31, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Olaf Menke, Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schäfer, Cyrill Zagar, Norbert Götz, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter
  • Patent number: 6268514
    Abstract: The use of nitroethane derivatives of the formula I where: R1 is hydrogen, unsubstituted or substituted C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, halogen, cyano or thiocyanato; R2 is hydrogen, formyl; halogen- or C1-C3-alkoxy-substituted or unsubstituted C1-C6-alkylcarbonyl, C2-C6-alkenylcarbonyl, C4-C6-alkyldienylcarbonyl or C2-C6-alkynylcarbonyl; A is unsubstituted or substituted phenyl, naphthyl, quinolyl, quinazolyl, quinoxalyl, 1-methylindolyl, 1-methylbenzimidazolyl, 2-methylindazolyl, benzofuranyl, benzothienyl, benzoxazolyl, benzothiazolyl, furyl, thienyl, pyrrolyl, isoxazolyl, isothiazolyl, pyrazolyl, oxazolyl, thiazolyl, imidazolyl, oxadiazolyl, thiadiazolyl, triazolyl, pyridinyl, pyridazinyl, pyrimidinyl, pyrazinyl or triazinyl, pyranyl or thiopyranyl; as microbicides is described.
    Type: Grant
    Filed: June 13, 2000
    Date of Patent: July 31, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, John-Bryan Speakman, Gisela Lorenz, Kurt Eger, Mathias Schmidt, Uta Witt
  • Patent number: 6265352
    Abstract: Substituted carbamoyltriazoles of the formula I as defined in the specification and the agriculturally useful salts thereof, processes for their preparation and their use as herbicides.
    Type: Grant
    Filed: March 17, 1999
    Date of Patent: July 24, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Ernst Baumann, Cyrill Zagar, Uwe Kardorff, Ulf Misslitz, Karl-Otto Westphalen, Helmut Walter, Gerhard Hamprecht
  • Patent number: 6262273
    Abstract: Substituted thiopyridines of the general formula I where n is 1 or 2; R1 is chlorine, C1-C3-fluoroalkyl, nitro or methylsulfonyl; R2 is a C1-C10-alkyl, C2-C10-alkenyl or C2-C10-alkynyl radical, in each case unsubstituted or substituted by halogen, C1-C4-alkoxy, C1-C4-alkoxycarbonyl, di-(C1-C4-alkylamino) carbonyl, cyano or nitro, a C3-C8-cycloalkyl radical, or a C1-C4-alkylenephenyl, phenyl or naphthyl radical which is unsubstituted or substituted in the phenyl moiety by halogen, C1-C3-alkyl, C1-C3-alkoxy, trifluoromethyl, cyano or nitro.
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: July 17, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Joachim Gebhardt, Heinz Isak, Michael Rack, Joachim Rheinheimer, Peter Schäfer
  • Patent number: 6239074
    Abstract: A substituted 3-phenyluracil of the formula I where X1 and X2 are each oxygen; W is —C(R8)=X5, where X5 is oxygen, sulfur, or a radical —NR14; R14 is hydroxyl, alkoxy, alkenyloxy, alkynyloxy, cycloalkoxy, cycloalkenyloxy, haloalkoxy, haloalkenyloxy, hydroxyalkoxy, cyanoalkoxy, cycloalkylalkoxy, alkoxyalkoxy, alkoxyalkenyloxy, alkylcarbonyloxy, haloalkylcarbonyloxy, alkylcarbamoyloxy, haloalkylcarbamoyloxy, alkoxycarbonylalkoxy, alkylthioalkoxy, dialkylaminoalkoxy, R8 is hydrogen, cyano or alkyl; R1 is halogen or cyano; R2 is hydrogen or halogen; R3 is hydrogen or alkyl; R4 is cyano, alkyl or haloalkyl; R5 is hydrogen, halogen or alkyl; or a salt or enol ether of a compound I wherein R3 is hydrogen, or its tautomeric forms, for the desiccation and defoliation of plants or as an insecticide or herbicide.
    Type: Grant
    Filed: January 3, 1997
    Date of Patent: May 29, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Ralf Klintz, Peter Schaefer, Gerhard Hamprecht, Elisabeth Heistracher, Hans-Josef Wolf, Karl-Otto Westphalen, Matthias Gerber, Uwe Kardorff, Helmut Walter, Klaus Grossmann
  • Patent number: 6235904
    Abstract: Abstract of the Disclosure: 2-Amino-(fluoroalkoxy)pyrimidines of the formula I where R1 is hydrogen, alkyl, alkenyl or alkynyl, R2 is hydrogen, halogen or haloalkyl, or else trifluoromethoxy or chlorodifluoromethoxy, R3 is hydrogen, halogen or C1-C4-haloalkyl and n is 0 or 1, are prepared as described.
    Type: Grant
    Filed: September 13, 1993
    Date of Patent: May 22, 2001
    Assignee: BASF Aktiengesellschaft
    Inventor: Gerhard Hamprecht
  • Patent number: 6232470
    Abstract: Substituted Pyrazol-3-ylbenzazoles I salts thereof, and their use as herbicides or for the desiccation/defoliation of plants.
    Type: Grant
    Filed: June 16, 1999
    Date of Patent: May 15, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Cyrill Zagar, Gerhard Hamprecht, Markus Menges, Olaf Menke, Peter Schäfer, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter
  • Patent number: 6225313
    Abstract: Substituted 2-phenyl-3(2H)-pyridazinones I and salts thereof, where n=0, 1, 2; R1=C1-C4-alkyl, C1-C4-haloalkyl; R2=H, halogen; R3=halogen, CN; R4=H, NO2, CN, CHO, NH—OH, C1-C4-alkyl, C1-C4-halogenalkyl, —OR5, —CH═N—OR6, —CH═C(R7)—CO—OR8, —CO—OR9, C1-C6-alkyl-SO2—NH, di(C1-C6-alkylsulfonyl)amino or R5=C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, (C1-C6-alkoxy)carbonyl-C1-C4-alkyl, (C3-C6-alkenyloxy)carbonyl-C1-C4-alkyl, (C3-C6-alkynyloxy)carbonyl-C1-C4-alkyl, C1-C4-alkoxy(C1-C4-alkoxy)carbonyl-C1-C4-alkyl; R6=H, C1-C4-alkyl, hydroxycarbonyl-C1-C4-alkyl, (C1-C4-alkoxy)carbonyl-C1-C4-alkyl; R7=H, halogen, C1-C4-alkyl; R8=H, C1-C6-alkyl; R9=H, C1-C6-alkyl, C3-C6-alkenyl, C3-C6-alkynyl, C1-C4-alkoxy-C1-C4-alkoxy, hydroxycarbonyl-C1-C4-alkyl, (C1-C6-alkoxy)carbonyl-C1-C4-alkyl, (C3-C6-alkenyloxy)carbonyl-C1-C4-alkyl, (C3-C6-alkynyloxy)car
    Type: Grant
    Filed: March 16, 2000
    Date of Patent: May 1, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Schäfer, Gerhard Hamprecht, Markus Menges, Olaf Menke, Michael Rack, Robert Reinhard, Cyrill Zagar, Peter Münster, Karl-Otto Westphalen, Martina Otten, Helmut Walter
  • Patent number: 6204222
    Abstract: Substituted cyclohexene-1,2-dicarboxylic acid derivatives I (R1 and R2 are each H, unsubstituted or substituted C1-C6-alkyl, C3-C6-alkenyl or C3-C6-alkynyl, C3-C8-cycloalkyl, unsubstituted or substituted phenyl or heterocyclyl and, if R1 is H or C1-C6-alkyl, R2 is additionally OH, C1-C6-alkoxy, C3-C6-alkenyloxy, C3-C6-alkynyloxy, C3-C6-cycloalkoxy, C5-C7-cycloalkenyloxy, C1-C6-haloalkoxy, C3-C6-haloalkenyloxy, C3-C7-cycloalkyl-C1-C6-alkoxy, C1-C6-alkyl-carbonyloxy, C1-C6-cyanoalkoxy, hydroxy-C1-C6-alkoxy, C1-C6-alkoxy-C1-C6-alkoxy, C1-C6-alkoxycarbonyl-C1-C6-alkoxy, C1-C6-alkoxy-C1-C6-alkoxy, C1-C6-alkylamino-C1-C6-alkoxy, C1-C6-dialkylamino-C1-C6-alkoxy, unsubstituted or substituted phenyl-C1-C6-alkoxy, phenyl-C3-C6-alkenyloxy or phenyl-C3-C7-alkynyloxy or unsubstituted or substituted amino, or R1 and R2, together with the nitrogen atom to which they are bonded, form an unsubstituted or substituted 3-membered to 8-membered heterocyclic structure, R3 is H or C1-C6-alkyl, R4 is H or halogen
    Type: Grant
    Filed: May 29, 1998
    Date of Patent: March 20, 2001
    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: 6197973
    Abstract: 3-phenylpyrazoles of formula I wherein R1 is cyano, alkyl or haloalkyl; R2 is cyano or is optionally halogenated alkyl, alkoxy, alkylthio, alkylsulfinyl or alkylsulfonyl; R3 is hydrogen, cyano, halogen, alkyl or haloalkyl; R4 is hydrogen or halogen; R5 is cyano, halogen, or is optionally halogenated alkyl or alkoxy; R6, R7 independently of one another are optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, heterocyclyl or phenyl, optionally substituted alkylcarbonyl, alkoxycarbonyl, aminocarbonyl, alkylaminocarbonyl, dialkylaminocarbonyl or optionally halogenated alkylsulfonyl; X is a chemical bond, —C≡C—, —CH2—CH(R8)— or —CH═C(R8)—, wherein R8 is hydrogen, cyano, nitro, halogen, alkyl or haloalkyl; Y is oxygen or sulfur; their preparation and their use for controlling undesirable vegetation.
    Type: Grant
    Filed: February 1, 1999
    Date of Patent: March 6, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Cyrill Zagar, Gerhard Hamprecht, Markus Menges, Olaf Menke, Peter Schäfer, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter
  • Patent number: 6191280
    Abstract: A process for preparing thiopyridines of the formula I where the substituents are as defined in the description.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: February 20, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Markus Menges, Olaf Menke, Robert Reinhard, Peter Schäfer, Cyrill Zagar
  • Patent number: 6175007
    Abstract: Phosphonic acid compounds I wherein Eth is optionally substituted 1,2-ethynediyl, ethanediyl or ethene-1,2-diyl; Y1 is oxygen or sulfur; Y2 is oxygen, sulfur or —N(R6)—; Y3 is oxygen, sulfur or —N(R7)—; R1, R2, R6 and R7 are hydrogen or optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, phenyl or heterocyclyl, or R1 and R2, R1 and R6, R2 and R7 together are optionally substituted 1,2-ethanediyl, 1,3-propylene, tetramethylene, pentamethylene or ethyleneoxyethylene, or R1 and R2 together are optionally substituted 1,2-phenylene; R3 is cyano, halogen, alkyl, haloalkyl, alkoxy or haloalkoxy; R4 is hydrogen or halogen, and R5 is a heterocycle &PHgr;1 to &PHgr;22 as defined in the specification, their manufacture and intermediates therefore. The phosphonic acid compounds are effective against unwanted plants and act as desiccants and defoliants.
    Type: Grant
    Filed: August 4, 1998
    Date of Patent: January 16, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Cyrill Zagar, Elisabeth Heistracher, Olaf Menke, Gerhard Hamprecht, Markus Menges, Peter Sch{umlaut over (a)}fer, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter
  • Patent number: 6169184
    Abstract: A process for preparing substituted phenylpyridines of the formula I comprises reacting substituted pyridines of the formula II with an aryl compound of the formula III.
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: January 2, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Joachim Gebhardt, Heinz Isak, Michael Rack, Joachim Rheinheimer, Peter Sch{umlaut over (a)}fer
  • Patent number: 6165941
    Abstract: A substituted 2-phenylpyridine of the formula I ##STR1## where Ar is ##STR2## and the N-oxides of I and the agriculturally utilizable salts of I where these exist. Use: herbicides; desiccation/defoliation of plants.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: December 26, 2000
    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: 6150303
    Abstract: Substituted 3-phenylisoxazolines I, and their salts and enol ethers, are described as herbicides ##STR1## where X.dbd.--O--, --S--, --N(R.sup.9)--;R.sup.1 .dbd.CN, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.1 -C.sub.4 -alkylsulfonyl;R.sup.2 .dbd.H or unsubstituted or substituted C.sub.1 -C.sub.6 -alkyl, (C.sub.1 -C.sub.6 -alkyl)carbonyl, C.sub.1 -C.sub.6 -alkylsulfonyl, C.sub.2 -C.sub.6 -alkenyl, (C.sub.2 -C.sub.6 -alkenyl)carbonyl, C.sub.2 -C.sub.6 -alkynyl, (C.sub.2 -C.sub.6 -alkynyl)carbonyl;R.sup.3 .dbd.H, halogen;R.sup.4 .dbd.CN, halogen, C.sub.1 -C.sub.3 -haloalkyl;R.sup.5 .dbd.H, CN, halogen, C.sub.1 -C.sub.3 -haloalkyl;R.sup.6 .dbd.H, CN, halogen, C.sub.1 -C.sub.3 -haloalkyl or unsubstituted or substituted C.sub.1 -C.sub.6 -alkoxy;R.sup.7 .dbd.CN, halogen;R.sup.8 in position .alpha., R.sup.7 in this case being in position .beta., or in position .beta., R.sup.7 in this case being in position .alpha., is1) H, OH, SH, CN, NO.sub.2, halogen, C.sub.1 -C.sub.
    Type: Grant
    Filed: January 21, 2000
    Date of Patent: November 21, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Olaf Menke, Markus Menges, Gerhard Hamprecht, Robert Reinhard, Peter Schafer, Cyrill Zagar, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter
  • Patent number: 6117822
    Abstract: Substituted phthalimidocinnamic acid derivatives I ##STR1## where R.sup.1 is H or C.sub.1 -C.sub.4 -alkyl;R.sup.2 is H or halogen;R.sup.3 is CN, NO.sub.2, 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.4 is H, CN, NO.sub.2, halogen or C.sub.1 -C.sub.6 -alkyl;R.sup.5 is H, C.sub.1 -C.sub.6 -alkyl, C.sub.2 -C.sub.6 -alkenyl, C.sub.2 -C.sub.6 -alkynyl, C.sub.1 -C.sub.6 -haloalkyl, C.sub.1 -C.sub.6 -cyanoalkyl, C.sub.1 -C.sub.6 -hydroxyalkyl, C.sub.1 -C.sub.6 -mercaptoalkyl, C.sub.1 -C.sub.6 -alkoxy-C.sub.1 -C.sub.6 -alkyl or C.sub.1 -C.sub.6 -alkylthio-C.sub.1 -C.sub.6 -alkyl;R.sup.6 is one of the radicals stated under R.sup.5 or CN, NO.sub.2, C.sub.1 -C.sub.6 -alkoxy, C.sub.1 -C.sub.6 -haloalkoxy, C.sub.1 -C.sub.6 -alkylthio, C.sub.1 -C.sub.6 -haloalkylthio, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.3 -C.sub.6 -cycloalkyl-C.sub.1 -C.sub.6 -alkyl, (C.sub.1 -C.sub.6 -alkoxy) carbonyl-C.sub.1 -C.sub.6 -alkyl, hydroxycarbonyl-C.sub.1 -C.sub.
    Type: Grant
    Filed: June 22, 1998
    Date of Patent: September 12, 2000
    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: 6107253
    Abstract: Substituted 1-(pyridyl)pyrazoles of the formula I ##STR1## where the substituents have the meanings set forth in the specification, and the N-oxides and the agriculturally utilizable salts of the compounds I, processes for their preparation and their use as herbicides.
    Type: Grant
    Filed: February 12, 1998
    Date of Patent: August 22, 2000
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Elisabeth Heistracher, Ralf Klintz, Peter Schafer, Cyrill Zagar, Helmut Schiffer, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter