Patents by Inventor Mary B. Halstvedt

Mary B. Halstvedt 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).

  • Patent number: 9439424
    Abstract: Disclosed herein are herbicidal compositions comprising a synergistically herbicidal effective amount of (a) aminocyclopyrachlor, or an agriculturally acceptable salt or ester thereof, and (b) aminopyralid, or an agriculturally acceptable salt or ester thereof. Also disclosed herein are methods of controlling undesirable vegetation, which comprise applying to vegetation or an area adjacent the vegetation or applying to soil or water to prevent the emergence or growth of vegetation (a) aminocyclopyrachlor, or an agriculturally acceptable salt or ester thereof, and (b) aminopyralid, or an agriculturally acceptable salt or ester thereof, wherein (a) and (b) are each added in an amount sufficient to produce a synergistic herbicidal effect.
    Type: Grant
    Filed: September 27, 2013
    Date of Patent: September 13, 2016
    Assignee: Dow AgroSciences LLC
    Inventors: Louise A. Brinkworth, Richard K. Mann, Marc L. Fisher, Vanelle F. Peterson, Vernon B. Langston, Robert A. Masters, Mary B. Halstvedt
  • Publication number: 20140235444
    Abstract: Disclosed herein are herbicidal compositions comprising a synergistically effective amount for preventing or suppressing grass seedhead production of (a) aminocyclopyrachlor, or an agriculturally acceptable salt or ester thereof, and (b) metsulfuron, or an agriculturally acceptable salt or ester thereof. Also disclosed herein are methods of preventing or suppressing grass seedhead production, which comprise applying to vegetation or an area adjacent the vegetation or applying to soil or water to prevent or suppress grass seedhead production (a) aminocyclopyrachlor, or an agriculturally acceptable salt or ester thereof, and (b) metsulfuron, or an agriculturally acceptable salt or ester thereof, wherein (a) and (b) are each added in an amount sufficient to produce a synergistic grass seedhead-suppressant effect.
    Type: Application
    Filed: February 4, 2014
    Publication date: August 21, 2014
    Applicant: Dow AgroSciences LLC
    Inventors: Patrick L. Burch, Louise A. Brinkworth, Mary B. Halstvedt
  • Publication number: 20140094364
    Abstract: Disclosed herein are herbicidal compositions comprising a synergistically herbicidal effective amount of (a) aminocyclopyrachlor, or an agriculturally acceptable salt or ester thereof, and (b) aminopyralid, or an agriculturally acceptable salt or ester thereof. Also disclosed herein are methods of controlling undesirable vegetation, which comprise applying to vegetation or an area adjacent the vegetation or applying to soil or water to prevent the emergence or growth of vegetation (a) aminocyclopyrachlor, or an agriculturally acceptable salt or ester thereof, and (b) aminopyralid, or an agriculturally acceptable salt or ester thereof, wherein (a) and (b) are each added in an amount sufficient to produce a synergistic herbicidal effect.
    Type: Application
    Filed: September 27, 2013
    Publication date: April 3, 2014
    Applicant: Dow AgroSciences LLC
    Inventors: Louise A. Brinkworth, Richard K. Mann, Marc L. Fisher, Vanelle F. Peterson, Vernon B. Langston, Robert A. Masters, Mary B. Halstvedt