Patents by Inventor Beth A. Swisher

Beth A. Swisher 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).

  • N-pyridinyl[1,2,4]triazolo[1,5-c]pyrimidine-2-sulfonamide herbicides
    Patent number: 5614469
    Abstract: Substituted N-pyridinyl[1,2,4]triazolo[1,5-c]-pyrimidine-2-sulfonamide compounds, such as N-(2-fluoro-4-methyl)-7-fluoro-5-methoxy[1,2,4]triazolo[1,5-c]pyrimidine-2 -sulfonamide, were prepared bycondensation of a 2-chlorosulfonyl[1,2,4]triazolo[1,5-c]pyrimidine compound, such as 2-chlorosulfonyl-7-fluoro-5-methoxy[1,2,4]triazolo[1,5-c]pyrimidine, with a substituted 3-aminopyridine compound, such as 3-amino-2-fluoro-4-methylpyridine, and found to possess herbicidal utility.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: March 25, 1997
    Assignee: DowElanco
    Inventors: Kim E. Arndt, William A. Kleschick, Walter Reifschneider, Beth A. Swisher, Robert J. Ehr, John J. Jachetta, John C. Van Heertum
  • Substituted pyridyl-cyclohexanediones and their herbicidal uses
    Patent number: 5013352
    Abstract: The present disclosure is directed to substituted cyclohexanedione compounds, the preparation of said compounds, compositions containing said compounds and the use of said compositions in the selective pre- and postemergent kill and control of grassy weeds in the presence of various crop plants.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: May 7, 1991
    Assignee: DowElanco
    Inventors: Lowell D. Markley, Christopher T. Hamilton, Beth A. Swisher, Jacob Secor
  • Substituted cyclohexanediones and their herbicidal uses
    Patent number: 5006159
    Abstract: The present disclosure is directed to substituted cyclohexanedione compounds, the preparation of said compounds, compositions containing said compounds and the use of said compositions in the selective pre- and postemergent kill and control of grassy weeds in the presence of various crop plants.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: April 9, 1991
    Assignee: DowElanco
    Inventors: Lowell D. Markley, Christopher T. Hamilton, Beth A. Swisher, Jacob Secor
  • Substituted cyclohexanediones and their herbicidal use
    Patent number: 4983211
    Abstract: The present disclosure is directed to substituted cyclohexanedione compounds, the preparation of said compounds, compositions containing said compounds and the use of said compositions in the selective pre- and postemergent kill and control of grassy weeds in the presence of various crop plants.
    Type: Grant
    Filed: March 30, 1990
    Date of Patent: January 8, 1991
    Assignee: DowElanco
    Inventors: Lowell D. Markley, Christopher T. Hamilton, Beth A. Swisher, Jacob Secor