Patents by Inventor Gary D. Grantham

Gary D. Grantham 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).

  • Agricultural phosphorus-containing sulfenamides
    Patent number: 4341772
    Abstract: S-(Diarylamino)thiophosphates are useful as miticides, insecticides, fungicides and ovicides.
    Type: Grant
    Filed: May 5, 1980
    Date of Patent: July 27, 1982
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Gary D. Grantham
  • Miticidal, fungicidal and ovicidal diphenylsulfenamides
    Patent number: 4323580
    Abstract: Diphenyl sulfenamides, such as 1,1,1-trichloro-N-[2-chloro-5-(trifluoromethy)phenyl]-N-[2,6-ditrifluorome thyl-4-nitrophenyl]-methane-sulfenamide, useful for control of mites, plant diseases, and insect eggs.
    Type: Grant
    Filed: January 24, 1980
    Date of Patent: April 6, 1982
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Gary D. Grantham
  • Insecticidal and nematicidal carbamates
    Patent number: 4268520
    Abstract: N,N'-[Alkanediylbis(oxycarbonyliminothio)]bis-[carbamates], such as N,NPR-[1,2-ethanediylbis(thio-N-methyliminocarbonyloxy)]bis[2-(dimethylami no)-2-oxo-]ethanimidothioic acid, dimethyl ester, useful as insecticides and nematicides.
    Type: Grant
    Filed: May 21, 1980
    Date of Patent: May 19, 1981
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Gary D. Grantham
  • Insecticidal and nematicidal carbamates
    Patent number: 4225615
    Abstract: N,N'-[Alkanediylbis(oxycarbonyliminothio)]bis[carbamates], such as N,NPR-[1,2-ethanediylbis(thio-N-methyliminocarbonyloxy)]bis[2-(dimethylami no)-2-oxo-]ethanimidothioic acid, dimethyl ester, useful as insecticides and nematicides.
    Type: Grant
    Filed: April 24, 1978
    Date of Patent: September 30, 1980
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Gary D. Grantham
  • Miticidal, fungicidal, and ovicidal sulfenamides
    Patent number: 4215145
    Abstract: Sulfenamides, such as 1,1,1-trichloro-N-[2-chloro-5-(trifluoromethyl)phenyl]-N-[2,4-dinitro-6-(t rifluoromethyl)phenyl]methanesulfenamide, useful for control of mites, plant diseases and insect eggs.
    Type: Grant
    Filed: December 5, 1978
    Date of Patent: July 29, 1980
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Gary D. Grantham