Patents by Inventor Peter Schäfer

Peter Schäfer 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: 6420314
    Abstract: Substituted 2-phenylpyridines of the formula I in which the substituents and the index m are defined in the specification.
    Type: Grant
    Filed: November 17, 1999
    Date of Patent: July 16, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Peter Schäfer, Markus Menges, Olaf Menke, Robert Reinhard, Cyrill Zagar, Karl-Otto Westphalen, Martina Otten, Helmut Walter
  • Patent number: 6407245
    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-alkyl-enephenyl, 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: February 26, 2001
    Date of Patent: June 18, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Gerhard Hamprecht, Joachim Gebhardt, Heinz Isak, Michael Rack, Joachim Rheinheimer, Peter Schäfer
  • Patent number: 6387849
    Abstract: Novel hydroximic acid derivatives I and salts thereof, where X=O, S; Y=O, S; R1=H, C1-C4-alkyl, NH2, C1-C4-alkylamino or di(C1-C4-alkyl)amino; R2=C1-C3-haloalkyl; R3=H, halogen, C1-C4-alkyl; R4=H, halogen; R5=CN, halogen; R6=C1-C6-alkyl, C2-C6-alkenyl, C3-C6-alkynyl or phenyl-C1-C6-alkyl, where the phenyl ring of this group may be unsubstituted or may carry 1-3 substituents; R7=a C1-C6-alkyl, C2-C6-alkenyl, C3-C6-alkynyl or phenyl-C1-C6-alkyl, where these 4 groups may be unsubstituted or may carry 1 to 2 substituents; Use: As herbicides; for the desiccation/defoliation of plants.
    Type: Grant
    Filed: September 21, 1999
    Date of Patent: May 14, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Olaf Menke, Gerhard Hamprecht, Markus Menges, Robert Reinhard, Peter Schäfer, Cyrill Zagar, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter
  • Patent number: 6383986
    Abstract: 2-(Benzaryl)pyridines I and salts thereof where n=zero, 1; R1=H, CN, NO2, NH2, OH, SH, SO2—OH, SO2—Cl, SO2—NH2, halogen, optionally halogenated alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, alkylaminosulfonyl, dialkylaminosulfonyl; R2, R3=H, halogen; R4=CN, OH, halogen, alkoxy or optionally substituted benzyloxy; X=—Y—C(ZR5)═N— where the nitrogen is attached to &agr; or &bgr; and Y=—O—, —S—, —N(R6)—; Z=a chemical bond, —O—, —S—, —S(O)—, —SO2—, —N(R7)—; R5, R6, R7=H, optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, phenyl or 3- to 7-membered heterocyclyl; or R5=H, CN, SH, NH2, halogen, —CH2—CH(halogen)-R8, —CH═CH—R8 or —CH═C(halogen)-R8 (R8=COOH, alkoxycarbonyl, alkylthiocarbonyl, CONH2, alkylaminocarbonyl or dialkylamino
    Type: Grant
    Filed: January 11, 2000
    Date of Patent: May 7, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Markus Menges, Gerhard Hamprecht, Olaf Menke, Robert Reinhard, Peter Schäfer, Cyrill Zagar, Karl-Otto Westphalen, Martina Otten, Helmut Walter
  • Patent number: 6365552
    Abstract: Substituted 3-phenylpyrazoles of the formula I Salts thereof and use as herbicides.
    Type: Grant
    Filed: February 19, 1999
    Date of Patent: April 2, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Christoph-Sweder von dem Bussche-Hünnefeld, Ralf Klintz, Gerhard Hamprecht, Elisabeth Heistracher, Peter Schäfer, Peter Münster, Klaus Ditrich, Hartmann König, Karl-Otto Westphalen, Matthias Gerber, Helmut Walter
  • Patent number: 6362380
    Abstract: A process for preparing nitrobiphenyls of the formula I where m is 1 or 2, R is halogen R′ or OR′, where R′ is a C-organic radical which may carry groups inert under the reaction conditions, n is 0, 1, 2 or 3, and, in the case of n being 2 or 3, the radicals R are the same or different, by reacting a chloronitrobenzene of the formula II in the presence of a palladium catalyst and a base in a solvent with a phenylboronic acid (IIIa) or an alkyl ester thereof of the formula IIIb where R1 is C1-C6-alkyl, or an anhydride thereof. The compounds I are useful as precursors for biphenylamines, which in turn are intermediates for fungicidal crop protection agents.
    Type: Grant
    Filed: June 1, 2000
    Date of Patent: March 26, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Karl Eicken, Joachim Gebhardt, Harald Rang, Michael Rack, Peter Schäfer
  • Patent number: 6351435
    Abstract: A display having at least one hand which can be driven by an electric drive, it being possible for the hand or the hands to execute rotations of more than 360° in a first direction, wherein it is provided that the hand or the hands (Z) can be rotated in a second direction (CCW) which is counter to the first direction (CW), that the hand or one of the hands (Z) can be rotated in the second direction(CCW) only up to a certain position (P) and, in this position, assumes a reference position, and that there is a detecting device (V) which detects the inability of the hand (Z) to rotate further in the second direction (CCW).
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: February 26, 2002
    Assignee: Mannesmann VDO AG
    Inventors: Klaus Kronenberg, Walter Rüb, Peter Schäfer, Erwin Sedlaczek, Mike Theis
  • Patent number: 6337305
    Abstract: Substituted 2-benz(o)ylpyridines I and salts thereof where n=0, 1; X=CO, CH2, CH(C1-C4-alkyl), CH—OH, CH—CN, CH-halogen, C(halogen)2, CH—CONH2, CH—CO—O(C1-C4-alkyl), CH—O(C1-C4-alkyl), C(CN)(C1-C4-alkyl); R1=halogen, C1-C4-haloalkyl, C1-C4-alkylthio, C1-C4-alkylsulfinyl, C1-C4-alkylsulfonyl; R2=H, halogen; R3=H, NO2, OH, halogen, C1-C4-alkoxy; R4=H, NO2, OH, halogen, C1-C4-alkyl, C1-C4-haloalkyl, C1-C4-alkoxy; R5=H, NO2, CN, halogen, C1-C8-alkyl, C3-C8-alkenyl, C3-C8-alkynyl, C3-C8-cycloalkyl, C1-C8-haloalkyl, C2-C8-haloalkenyl, C2-C8-haloalkinyl, C1-C4-alkoxy-C1-C4-alkyl, C2-C4-alkenyloxy-C1-C4-alkyl, C2-C4-alkynyloxy-C1-C4-alkyl, C1-C4-alkylthio-C1-C4-alkyl, C1-C4-alkylsulfinyl-C1-C4-alkyl, C1-C4-alkylsulfonyl-C1-C4-alkyl, cyano-C1-C8-alkyl, cyano-C2-C8-alkenyl, cyano-C3-C8-alkynyl, unsubstituted or substituted OH, SH, SO—H, —SO2—H, COOH or NH—COOH, —SO2Cl, —N(R9,
    Type: Grant
    Filed: September 15, 1999
    Date of Patent: January 8, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Peter Schäfer, Gerhard Hamprecht, Markus Menges, Olaf Menke, Michael Rack, Cyrill Zagar, Karl-Otto Westphalen, Ulf Misslitz, Helmut Walter
  • Patent number: 6328257
    Abstract: In a cruise airship whose hull (S) has the form of an ellipsoid, this ellipsoid has three axes of different lengths at right angles to one another, whereby a longitudinal axis (L), which is horizontally oriented in the position for travel, a transverse axis (Q), which is horizontally oriented in the position for travel and at right angle to the longitudinal axis (L), and a vertical axis (H), which is vertically oriented in the position for travel, possess the longest, middle and shortest length respectively.
    Type: Grant
    Filed: July 27, 1999
    Date of Patent: December 11, 2001
    Inventor: Fritz Peter Schäfer
  • Patent number: 6323154
    Abstract: 3-Aryluracils of the formula I wherein A is hydrogen, methyl or amino; X is oxygen or —N(R7)— (R7=H alkyl, alkenyl, alkynyl, alkylcarbonyl or alkoxyalkyl); Y1 is oxygen or sulfur; Z is oxygen or —N(R8)— (R8=H, alkyl, alkenyl, alkynyl or alkoxyalkyl); R1 is hydrogen or halogen; R2 is hydrogen, halogen, alkyl, haloalkyl, alkylthio, alkylsulfenyl or alkylsulfonyl; R3 is hydrogen, halogen or alkyl; R4 is hydrogen; or optionally substituted alkyl, cycloalkyl, haloalkyl, alkenyl, alkynyl, alkylcarbonyl, alkenylcarbonyl, alkynylcarbonyl or alkylsulfonyl, R5, R6 are hydrogen, alkyl, alkenyl, alkynyl or alkoxyalkyl; or R6, R8 are together a second chemical bond, methods and intermediates for their manufacture, and their use as herbicides or for the desiccation or defoliation of plants.
    Type: Grant
    Filed: August 26, 1997
    Date of Patent: November 27, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Ralf Klintz, Norbert Götz, Peter Schäfer, Gerhard Hamprecht, Elisabeth Heistracher, Christoph-Sweder von dem Bussche-Hünnefeld, Albrecht Harreus, Karl-Otto Westphalen, Helmut Walter, Ulf Misslitz
  • 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
  • Patent number: 6267386
    Abstract: A ring seal for insertion into the sealing gap between a housing and a housing cover, including a soft elastic sealing body and a flexible conducting strip passing through the sealing body in the transverse direction. The sealing body and the flexible conducting strip are stiffened in the sealing gap by a stiffening element. The stiffening element has an elasticity modulus E and a shear modulus G that are higher than the respective values of the conducting strip. The conducting strip is not substantially larger than the spatial extension of the sealing gap.
    Type: Grant
    Filed: June 23, 1999
    Date of Patent: July 31, 2001
    Assignee: Firma Carl Freudenberg
    Inventors: Achim Löll, Günter Trogisch, Peter Schäfer
  • 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: 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: 6246129
    Abstract: A control stalk includes a support shaft and a head mounted on the support shaft. At least the head is rotatably mounted on the support shaft and latches in various radial switch positions. In each radial switch position, additional switch positions can be triggered by pivoting the support shaft. In order to create a control stalk that permits improved operation, especially when different devices to be operated are associated with the various radial switch positions, it is provided that at least the head be capable of being brought into a specified radial switch position by outside force. The outside force can be responsive to a telephone call.
    Type: Grant
    Filed: June 22, 1999
    Date of Patent: June 12, 2001
    Assignee: Ing. h.c.F. Porsche AG
    Inventor: Peter Schaefer
  • Patent number: 6239372
    Abstract: An electrical connection in which a flexible, elastic conductor track carrier is affixed by a connecting end to an electrical component and embedded in potting compound. To prevent breakage at the fastening point at the transition from the potting compound to the outside, the conductor track carrier is reinforced with additional layers of insulating material.
    Type: Grant
    Filed: May 27, 1998
    Date of Patent: May 29, 2001
    Assignees: Robert Bosch GmbH
    Inventors: Bernhard Gartner, Matthias Schnell, Joerg Wolke, Peter Schaefer, Hans-Erich Steinmann, Guenter Trogisch
  • 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: 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