Patents by Inventor Kanu M. Patel

Kanu M. Patel 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 oxazine ethers
    Patent number: 5510318
    Abstract: The present invention relates to novel oxazine ether derivatives of Formula I, to compositions containing them, to methods of using the compounds or compositions to control the growth of undesired vegetation and novel intermediates for their preparation. ##STR1## wherein: R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, and Q are defined in the text.
    Type: Grant
    Filed: May 25, 1993
    Date of Patent: April 23, 1996
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Kanu M. Patel, Thomas M. Stevenson
  • Herbicides for weed control in rice
    Patent number: 4981506
    Abstract: This invention relates to certain herbicidal sulfonamides, intermediates for their preparation, agriculturally suitable compositions of the sulfonamides and a method of use of the sulfonamides as a selective preemergent or postemergent herbicide or as a plant growth regulant.
    Type: Grant
    Filed: August 17, 1989
    Date of Patent: January 1, 1991
    Assignee: E. I. DuPont de Nemours and Company
    Inventors: Gene A. Bozarth, Stephen K. Gee, Kanu M. Patel, Larry W. Peterson, Morris P. Rorer
  • Phytotoxic 2-alkyl-5-(heterocyclic)-pyrrole-3,4-dicarboxylates
    Patent number: 4853027
    Abstract: Phytotoxic 2-methyl-5-(heterocyclic)-pyrrole-3,4-dicarboxylates.
    Type: Grant
    Filed: January 14, 1987
    Date of Patent: August 1, 1989
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Kanu M. Patel, James E. Powell
  • Herbicidal oxatricyclo-nonane ethers
    Patent number: 4828603
    Abstract: The present invention relates to novel tricyclo ether derivative compounds, to compositions containing these ether derivative compounds, and to methods of using these compounds or compositions to control the growth of undesired vegetation.
    Type: Grant
    Filed: March 21, 1988
    Date of Patent: May 9, 1989
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Kanu M. Patel, James E. Powell