Patents by Inventor Wolfgang Seppelt

Wolfgang Seppelt 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: 5002971
    Abstract: Agent for controlling the peach twig borer, Anarsia lineatella, by the confusion technique containing a mixture of E5-decen-1-ol (I), E5-decen-1-yl acetate (II) and Z5-decen-1-ol (III) and Z5-decen-1-yl acetate (IV), the amount of the Z isomers (III) and (IV) being up to 50% by weight, based on the mixture (I) to (IV), and, if required, conventional additives and assistants.
    Type: Grant
    Filed: February 16, 1989
    Date of Patent: March 26, 1991
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Becker, Ernst Buschmann, Wolfgang Mackenroth, Gregor Schuermann, Walter Seufert, Wolfgang Seppelt, Wolfgang Krieg, Ulrich Neumann
  • Patent number: 4920110
    Abstract: Propargyl furan- and thiophenecarboxylates of the formulae Ia and Ib ##STR1## where R.sup.1, R.sup.2 and R.sup.3 are each hydrogen, chlorine, bromine, nitro, C.sub.1 -C.sub.4 -alkyl, C.sub.2 -C.sub.4 -alkenyl, C.sub.1 -C.sub.4 -haloalkyl, C.sub.2 -C.sub.4 -haloalkenyl, or phenyl which is unsubstituted or substituted by halogen, C.sub.1 -C.sub.4 -alkyl, or C.sub.1 -C.sub.4 -alkoxy, X is oxygen or sulfur, n is the integer 0 or 1, and, if X is sulfur, R.sup.1, R.sup.2 and R.sup.3 may furthermore be fluorine, cyano, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -haloalkoxy, C.sub.2 -C.sub.4 -alkenyloxy or C.sub.2 -C.sub.4 -haloalkenyloxy, processes for their manufacture, and their use for combating pests.
    Type: Grant
    Filed: April 14, 1989
    Date of Patent: April 24, 1990
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans-Jurgen Neubauer, Wolfgang Seppelt, Rainer Burstinghaus, Peter Hofmeister, Christoph Kuenast
  • Patent number: 4880837
    Abstract: N-Benzoyl-N'-(2,3-dichloro-4-phenoxy)-phenylureas of the general formula I ##STR1## where R.sup.1 is halogen, R.sup.2 is hydrogen or halogen, R.sup.3 is halogen or C.sub.1 -C.sub.4 -haloalkoxy, and R.sup.4 is hydrogen or halogen, pesticides containing compounds I as active ingredients, and methods of combating pests.
    Type: Grant
    Filed: September 19, 1988
    Date of Patent: November 14, 1989
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Seppelt, Peter Hofmeister, Christoph Kuenast
  • Patent number: 4855140
    Abstract: O-(O-ethyl-S-alkylphosphoryl)-O-(carbamoyl)-pyrocatechol derivatives of the formula I ##STR1## where R.sup.1 is C.sub.1 -C.sub.4 -alkyl, R.sup.2 is hydrogen, C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -alkoxy, R.sup.3 is hydrogen or C.sub.1 -C.sub.4 -alkyl, and X is oxygen or sulfur, and methods of combating pests with effective amounts of I.
    Type: Grant
    Filed: September 26, 1988
    Date of Patent: August 8, 1989
    Assignee: BASF Aktiengesellschaft
    Inventors: Wolfgang Seppelt, Linhard Sproesser, Siegfried Kersten, Peter Hofmeister, Christoph Kuenast
  • Patent number: 4767782
    Abstract: Cinnamates of the formula I ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 have the meanings stated in the description, processes for their preparation, and their use for pest control.
    Type: Grant
    Filed: February 20, 1987
    Date of Patent: August 30, 1988
    Assignee: Basf Aktiengesellschaft
    Inventors: Wolfgang Seppelt, Hans-Juergen Neubauer, Heinrich Adolphi, Peter Hofmeister
  • Patent number: 4599329
    Abstract: O,S-dialkyl S-[carbamyloxyalkyl] dithiophosphates of the general formula (I) ##STR1## where, independently of one another, R.sup.1 and R.sup.2 are each alkyl of not more than 4 carbon atoms and R.sup.3, R.sup.4 and R.sup.5 are each hydrogen or alkyl of not more than 6 carbon atoms, or R.sup.4 and R.sup.5, together with the nitrogen atom to which they are bonded, form a saturated or olefinically unsaturated ring which contains not more than 6 carbon atoms and may or may not contain one or more oxygen, sulfur or nitrogen atoms, are used for controlling insects or mites.
    Type: Grant
    Filed: January 13, 1984
    Date of Patent: July 8, 1986
    Assignee: BASF Aktiengesellschaft
    Inventors: Walter Seufert, Hans-Peter Loeffler, Ulrich Schirmer, Wolfgang Seppelt, Heinrich Adolphi
  • Patent number: 4551448
    Abstract: Fluoroethoxyphenyl (di)thiophosphates of the formula ##STR1## where R.sup.1 is alkyl of 1 to 3 carbon atoms, R.sup.2 is alkyl of 1 to 5 carbon atoms, alkoxyalkyl or alkylthioalkyl, each of 2 to 8 carbon atoms, or cycloalkyl of 3 to 6 carbon atoms, R.sup.3, R.sup.4 and R.sup.5 independently of one another are each hydrogen, fluorine, chlorine, bromine or cyano, or alkyl of 1 to 4 carbon atoms which is unsubstituted or substituted by halogen, cyano, alkoxy or alkylthio, X is oxygen or sulfur, and Y is hydrogen, fluorine, chlorine or bromine, their preparation and their use as pesticides.
    Type: Grant
    Filed: April 7, 1983
    Date of Patent: November 5, 1985
    Assignee: BASF Aktiengesellschaft
    Inventors: Walter Seufert, Juergen Varwig, Gerd Husslein, Wolfgang Seppelt, Heinrich Adolphi
  • Patent number: 4537884
    Abstract: 2-Trifluoromethylphenyl (di)thiophosphates of the formula ##STR1## where R.sup.1 is alkyl of 1 to 3 carbon atoms, R.sup.2 is alkyl of 1 to 5 carbon atoms, alkoxyalkyl or alkylthioalkyl of 2 to 8 carbon atoms or cycloalkyl of 3 to 6 carbon atoms, R.sup.3, R.sup.4 and R.sup.5 independently of one another are each hydrogen, cyano, halogen, alkoxy, alkylthio, each of 1 to 4 carbon atoms, or alkyl of 1 to 4 carbon atoms, which may be substituted by halogen or cyano, and X is oxygen or sulfur, are used for pest control.
    Type: Grant
    Filed: January 11, 1983
    Date of Patent: August 27, 1985
    Assignee: BASF Aktiengesellschaft
    Inventors: Walter Seufert, Juergen Varwig, Wolfgang Seppelt, Heinrich Adolphi
  • Patent number: 4512984
    Abstract: Difluoromethoxyphenyl thiophosphates of the formula I ##STR1## where R.sup.1 is alkyl of not more than 3 carbon atoms, R.sup.2 is unsubstituted or substituted alkyl of not more than 5 carbon atoms, Y is hydrogen or chlorine, X is oxygen or sulfur and R.sup.3, R.sup.4 and R.sup.5 are each hydrogen, halogen, nitrile, alkoxy or alkylthio, each of not more than 4 carbon atoms, or unsubstituted or substituted alkyl of not more than 4 carbon atoms, their preparation and their use as agents for controlling pests, in particular insects and other arthropods.
    Type: Grant
    Filed: May 27, 1983
    Date of Patent: April 23, 1985
    Assignee: BASF Aktiengesellschaft
    Inventors: Walter Seufert, Juergen Varwig, Gerd Husslein, Wolfgang Seppelt, Heinrich Adolphi