Patents by Inventor Jean-Louis Brayer

Jean-Louis Brayer 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: 5194622
    Abstract: A process for the preparation of a compound of the formula ##STR1## wherein R.sub.1 and R.sub.2 are individually selected from the group consisting of hydrogen, halogen, --CF.sub.3, alkyl, alkoxy and alkylthio of 1 to 8 carbon atoms, alkenyl and alkynyl of 2 to 8 carbon atoms, --SO.sub.2 alk and alk is alkyl of 1 to 8 carbon atoms, optionally substituted aryl, aryloxy and arylthio of 6 to 18 carbon atoms and optionally substituted heteroaryl, heteroaryloxy and heterocyclic of 5 to 6 ring members, R.sub.3 is selected from the group consisting of alkyl of 1 to 8 carbon atoms, alkenyl and alkynyl of 2 to 8 carbon atoms, aryl of 6 to 18 carbon atoms and alkoxyalkoxyalkyl of 3 to 14 carbon atoms, X is selected from the group consisting of --O--, --S-- and --NR.sub.4 --, R.sub.4 is selected from the group consisting of hydrogen, alkyl, alkenyl and alkynyl of up to 8 carbon atoms, --SO.sub.2 alkyl, --SO.sub.2 alkenyl and --SO.sub.2 alkynyl of up to 8 carbon atoms and optionally substituted aryl and --SO.sub.
    Type: Grant
    Filed: November 18, 1991
    Date of Patent: March 16, 1993
    Assignee: Roussel Uclaf
    Inventors: Jean-Louis Brayer, Jean-Pierre Demoute
  • Patent number: 5182295
    Abstract: A compound of the formula ##STR1## wherein R is selected from the group consisting of hydrogen, optionally substituted alkyl, alkenyl and alkynyl of up to 8 carbon atoms, optionally substituted cycloalkyl or cycloalkenyl of up to 8 carbon atoms, optionally substituted aryl of 6 to 18 carbon atoms, optionally substituted aralkyl of 7 to 24 carbon atoms, optionally substituted benzoyl and optionally substituted heterocycle, the optional substituents being at least one member of the group consisting of halogen, phenoxy, thiazolyl, alkyl and alkoxy of 1 to 6 carbon atoms and haloalkyl, Alk.sub.1 and Alk.sub.2 are individually optionally substituted alkyl of 1 to 8 carbon atoms, X is --O-- or --S-- and R' is hydrogen or halogen in any position on the phenyl and the geometry of the double bond is E or Z or a mixture of E and Z and having useful pesticidal properties.
    Type: Grant
    Filed: October 1, 1991
    Date of Patent: January 26, 1993
    Assignee: Roussel Uclaf
    Inventors: Marc Benoit, Jean-Louis Brayer, Jean-Pierre Demoute, Gilles Mourioux, Laurent Taliani
  • Patent number: 5166167
    Abstract: A compound of the formula ##STR1## wherein Ar is phenyl optionally substituted with at least one member of the group consisting of halogen, methylenedioxy, phenoxy, phenyl, --CF.sub.3 and alkyl, alkoxy and alkylthio of 1 to 6 carbon atoms, Z is selected from the group consisting of hydrogen, chlorine, --CF.sub.3 and alkyl, alkoxy and alkylthio of 1 to 6 carbon atoms, R.sub.1 and R.sub.2 are individually alkyl of 1 to 6 carbon atoms and the exocyclic double bond has (Z) or (E) configuration having fungicidal activity.
    Type: Grant
    Filed: March 16, 1992
    Date of Patent: November 24, 1992
    Assignee: Roussel Uclaf
    Inventors: Jean-Louis Brayer, Jean-Pierre Demoute, Gilles Mourioux
  • Patent number: 5064861
    Abstract: A compound selected from the group consisting of a compound of the formula ##STR1## wherein R.sub.1 is selected from the group consisting of Ar-O- and aryl, polyaryl and condensed polyaryl unsubstituted or substituted and heterocycle unsubstituted or substituted, Ar is aryl of 6 to 14 carbon atoms unsubstituted or substituted, heteroaryl unsubstituted or substituted and heterocyclic unsubstituted or substituted, W is selected from the group comsisting of --(CH.sub.2).sub.n.sbsb.1 --or --(CH.sub.2).sub.n.sbsb.2 --NY--(CH.sub.2).sub.n.sbsb.3, n.sub.1, n.sub.2 and n.sub.3 are individually integers from 2 to 6, Y is selected from the group consisting of hydrogen, alkyl of 1 to 12 carbon atoms, aryl of 6 to 12 carbon atoms and aralkyl of 7 to 14 carbon atoms unsubstituted or substituted, --COOAlk and --COR.sub.2, Alk is alkyl of 1 to 12 carbon atoms, R.sub.
    Type: Grant
    Filed: December 21, 1989
    Date of Patent: November 12, 1991
    Assignee: Roussel Uclaf
    Inventors: Jean-Louis Brayer, Laurent Taliani, Jean Tessier