Patents by Inventor F. Nelson Keeney

F. Nelson Keeney 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).

  • Stable high strength oil-in-water emulsions
    Patent number: 11058108
    Abstract: Novel high-strength herbicidal oil-in-water emulsions containing a water soluble salt of glyphosate and an oil soluble herbicide active ingredient show enhanced stability to oil phase coalescence and active ingredient crystallization by the use of specific surfactants and water immiscible organic solvents.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: July 13, 2021
    Assignee: Corteva Agriscience LLC
    Inventors: Hong Zhang, Holger Tank, F. Nelson Keeney, Mei Li, Marco Antonio Tavares Do Nascimento
  • STABLE HIGH STRENGTH OIL-IN-WATER EMULSIONS
    Publication number: 20150024939
    Abstract: Novel high-strength herbicidal oil-in-water emulsions containing a water soluble salt of glyphosate and an oil soluble herbicide active ingredient show enhanced stability to oil phase coalescence and active ingredient crystallization by the use of specific surfactants and water immiscible organic solvents.
    Type: Application
    Filed: October 9, 2014
    Publication date: January 22, 2015
    Applicant: DOW AGROSCIENCES LLC
    Inventors: Hong Zhang, Holger Tank, F. Nelson Keeney, Mei Li, Marco Antonio Tavares Do Nascimento
  • Triclopyr butoxyethyl ester compositions comprising vegetable oil esters as carriers
    Patent number: 5466659
    Abstract: This invention relates to novel triclopyr butoxyethyl ester (triclopyr BEE) compositions comprising the use of esters of vegetable oils as carriers in triclopyr BEE compositions for use in the control of undesirable vegetation. The present invention further relates to a method for controlling undesired vegetation in which the novel triclopyr BEE composition is applied to the bark or stem of the vegetation.
    Type: Grant
    Filed: May 10, 1994
    Date of Patent: November 14, 1995
    Assignee: DowElanco
    Inventors: F. Nelson Keeney, John L. Troth