Patents by Inventor Erich Friedrich Sanwald

Erich Friedrich Sanwald 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).

  • Pesticidal 5-(acylamino) pyrazole derivatives
    Patent number: 7514561
    Abstract: Substituted-acylaminopyrazole derivatives of formula (I): or salts thereof, wherein the various symbols are as defined in the description, processes for their preparation, compositions thereof and methods for their use for the control of pests, such as arthropods (e.g. insects and arachnids) and helminths (including nematodes).
    Type: Grant
    Filed: November 12, 2003
    Date of Patent: April 7, 2009
    Assignee: Merial Limited
    Inventors: Stefan Schnatterer, David William Hawkins, Daniela Jans, Michael Maier, Anke Kuhlmann, Erich Friedrich Sanwald, Maria-Theresia Thönessen, Karl Seeger
  • Pesticidal 5-(acylamino) pyrazole derivatives
    Publication number: 20060135778
    Abstract: Substituted-acylaminopyrazole derivatives of formula (I): or salts thereof, wherein the various symbols are as defined in the description, processes for their preparation, compositions thereof and methods for their use for the control of pests, such as arthropods (e.g. insects and arachnids) and helminths (including nematodes).
    Type: Application
    Filed: November 12, 2003
    Publication date: June 22, 2006
    Applicant: Bayer CropScience S.A.
    Inventors: Stefan Schnatterer, David Hawkins, Daniela Jans, Michael Maier, Maria-Theresia Thonessen, Anke Kuhlmann, Erich Friedrich Sanwald, Karl Seeger
  • Use of citric acid derivatives as pesticidal adjuvants
    Patent number: 6551964
    Abstract: The invention provides the use as a pesticidal adjuvant of at least one citric acid derivative and compositions containing the derivative, which has a log octanol-water coefficient (log P) of 2.6 to 11 and an equivalent hydrocarbon (EH) value of 29 to 47. The invention has been shown to enhance the efficacy of a range of pesticides.
    Type: Grant
    Filed: July 20, 2001
    Date of Patent: April 22, 2003
    Assignee: Bayer Cropscience S.A.
    Inventors: Richard Andrew Bardsley, Udo Matthias Bickers, Geoffrey Gower Briggs, Shirley Ann Green, Adrienne Elizabeth Pate, Erich Friedrich Sanwald, David Stock