Patents by Inventor Matthew Robert Cahill

Matthew Robert Cahill 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).

  • Naphthoquinone derivatives
    Patent number: 5834515
    Abstract: The invention relates to certain naphthoquinone derivatives, some of which are novel, of the general formula I ##STR1## in which R represents a hydrogen atom or a hydroxyl or an ethanoyloxy group; methods for their preparation; compositions containing such compounds and their use as pesticides, such as fungicides and, especially, insecticides and acaricides. Compounds of formula I may be derived from plants of the genus Calceolaria and the invention therefore also relates to extracts of a Calceolaria species and their use as pesticides.
    Type: Grant
    Filed: August 9, 1996
    Date of Patent: November 10, 1998
    Assignee: British Technology Group Limited
    Inventors: Bhupinder Pall Singh Khambay, Duncan Batty, August Hermann Niemeyer Marich, Matthew Robert Cahill