Patents by Inventor Mary A. Hoobler

Mary A. Hoobler 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).

  • Method of controlling undesired plants with thiosulfenamide derivatives of n-phosphonomethylglycinonitriles
    Patent number: 4554009
    Abstract: This invention relates to a process for preparing sulfenyl chloride derivatives of N-phosphonomethylglycinonitriles which are useful as herbicides or as intermediates for the production of thiosulfenamide derivatives of N-phosphonomethylglycinonitriles which are useful as herbicides.
    Type: Grant
    Filed: August 23, 1984
    Date of Patent: November 19, 1985
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Unsymmetrical aminosulfinamide derivatives of N-phosphonomethylglycine triesters, herbicidal compositions and use
    Patent number: 4519832
    Abstract: This invention relates to unsymmetrical aminosulfinamide derivatives of N-phosphonomethyl-glycine triesters which are useful as herbicides. This invention further relates to herbicidal compositions containing such derivatives and to herbicidal methods employing such compounds and compositions.
    Type: Grant
    Filed: April 27, 1984
    Date of Patent: May 28, 1985
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Process for preparing thiosulfenamide derivatives of N-phosphonomethylglycinonitriles
    Patent number: 4508663
    Abstract: This invention relates to a process for preparing sulfenyl chloride derivatives of N-phosphonomethylglycinonitriles which are useful as herbicides or as intermediates for the production of thiosulfenamide derivatives of N-phosphonomethylglycinonitriles which are useful as herbicides.
    Type: Grant
    Filed: July 18, 1983
    Date of Patent: April 2, 1985
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Unsymmetrical aminosulfinamide derivatives of N-phosphonomethylglycinonitrile, herbicidal compositions and use
    Patent number: 4488894
    Abstract: This invention relates to unsymmetrical aminosulfinamide derivatives of N-phosphonomethylglycinonitrile which are useful as herbicides. This invention further relates to herbicidal compositions containing such derivatives and to herbicidal methods employing such compounds and compositions.
    Type: Grant
    Filed: February 21, 1984
    Date of Patent: December 18, 1984
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Herbicidal ester derivatives of N-alkylthio and N-cycloalkylthio-N-phosphonomethylglycinonitrile
    Patent number: 4445929
    Abstract: This disclosure relates to novel ester derivatives of N-alkylthio and N-cycloalkylthio-N-phosphonomethylglycinonitrile which are useful as herbicides and to a process for producing the same. This disclosure further relates to herbicidal compositions containing such N-phosphonomethylglycinonitrile derivatives and to herbicidal methods employing such compounds and compositions.
    Type: Grant
    Filed: October 5, 1981
    Date of Patent: May 1, 1984
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Herbicidal aminosulfenamide derivatives of N-phosphonomethylglycine triesters
    Patent number: 4445928
    Abstract: This invention relates to aminosulfenamide derivatives of N-phosphonomethylglycine triesters which are useful as herbicides and a process for preparing these compounds. This invention further relates to herbicidal compositions containing such derivatives and to herbicidal methods employing such compounds and compositions.
    Type: Grant
    Filed: October 5, 1981
    Date of Patent: May 1, 1984
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Thiosulfenamide derivatives of N-phosphonomethylglycinonitriles
    Patent number: 4407763
    Abstract: This invention relates to a process for preparing sulfenyl chloride derivatives of N-phosphonomethylglycinonitriles which are useful as herbicides or as intermediates for the production of thiosulfenamide derivatives of N-phosphonomethylglycinonitriles which are useful as herbicides.
    Type: Grant
    Filed: October 5, 1981
    Date of Patent: October 4, 1983
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • N-Arylsulfinyl N-phosphonomethylglycinonitriles
    Patent number: 4407764
    Abstract: Ester derivatives of N-arylsulfinyl-N-phosphonomethylglycinonitriles useful as herbicides. Also described is a process for preparing the same, herbicidal compositions containing the same, and herbicidal methods employing such glycinonitriles and herbicidal compositions.
    Type: Grant
    Filed: August 31, 1981
    Date of Patent: October 4, 1983
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Ester derivatives of N-arylsulfinyl-N-phosphonomethylglycinates as herbicides
    Patent number: 4405356
    Abstract: Ester derivatives of N-arylsulfinyl-N-phosphonomethylglycinates useful as herbicides. Also disclosed is a process for preparing the same, herbicidal compositions containing the same and herbicidal methods employing such glycinates as herbicidal compositions.
    Type: Grant
    Filed: August 31, 1981
    Date of Patent: September 20, 1983
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Process for preparing thiosulfenamide derivatives of N-phosphonomethylglycine triesters
    Patent number: 4401604
    Abstract: This invention relates to a process for preparing sulfenyl chloride derivatives of N-phosphonomethylglycine triesters which are useful as herbicides or intermediates for the production of thiosulfenamide derivatives of N-phosphonomethylglycine triesters compounds which are useful as herbicides.
    Type: Grant
    Filed: October 5, 1981
    Date of Patent: August 30, 1983
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler
  • Ester derivatives of N-alkylthio- N-cycloalkyl thio-N-phosphonomethylglycine and herbicidal methods using same
    Patent number: 4401455
    Abstract: This invention relates to novel ester derivatives of N-alkylthio and N-cycloalkyl thio-N-phosphonomethylglycine which are useful as herbicides and to a process for producing the same. This invention further relates to herbicidal compositions containing such N-phosphonomethylglycine derivatives and to herbicidal methods employing such compounds and compositions.
    Type: Grant
    Filed: October 5, 1981
    Date of Patent: August 30, 1983
    Assignee: Monsanto Company
    Inventors: James A. Sikorski, Mary A. Hoobler