Patents by Inventor Charles Malcolm Langevine

Charles Malcolm Langevine 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).

  • Herbicidal 3-heterocyclic substituted benzisothiazole and benzisoxazole compounds
    Patent number: 6706663
    Abstract: There are provided 3-heterocyclic substituted benzisothiazole and benzisoxazole compounds having the structural formula I where Q, X, X1 and Z are defined as in claim 1. Further provided are compositions and methods comprising those compounds for the control of undesirable plant species.
    Type: Grant
    Filed: April 17, 2001
    Date of Patent: March 16, 2004
    Assignee: Wyeth
    Inventors: Peter John Wepplo, Richard Anthony Rampulla, Gavin David Heffernan, Michael Vernie Cossette, Charles Malcolm Langevine, Venkataraman Kameswaran, Robert Eugene Diehl, James Joseph Fiordeliso, Gregory Jay Haley, Michael Anthony Guaciaro
  • Herbicidal 3 -heterocyclic substituted benzisothiazole and benzisoxazole compounds
    Publication number: 20020028748
    Abstract: There are provided 3-heterocyclic substituted benzisothiazole and benzisoxazole compounds having the structural formula I 1
    Type: Application
    Filed: April 17, 2001
    Publication date: March 7, 2002
    Applicant: Intellectual Property Department BASF Aktiengesellschaft
    Inventors: Peter John Wepplo, Richard Anthony Rampulla, Gavin David Heffernan, Michael Vernie Cossette, Charles Malcolm Langevine, Venkataraman Kameswaran, Robert Eugene Diehl, James Joseph Fiordeliso, Gregory Jay Haley, Michael Anthony Guaciaro