Patents by Inventor Edward L. Ratledge

Edward L. Ratledge 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).

  • Stabilized wax emulsions
    Patent number: 4043829
    Abstract: Wax-in-water emulsion compositions containing 0.05 to 10 percent of a stability improving compound of the structural formula: ##STR1## wherein Q and Q' are substituents each selected from the group consisting of --NH.sub.2, --NHCH.sub.3, --NHC.sub.2 H.sub.5, --CH.sub.3, --C.sub.2 H.sub.5 and to the methods of preparing said compositions.
    Type: Grant
    Filed: October 31, 1975
    Date of Patent: August 23, 1977
    Assignee: Sun Oil Company of Pennsylvania
    Inventors: Edward L. Ratledge, Richard E. Ware
  • Herbicide carrier oil composition
    Patent number: 3997322
    Abstract: An agricultural spray oil composition comprising a major amount of a petroleum hydrocarbon oil having an unsulfonated residue of at least 75 and a viscosity at 100.degree. F. in the range of 60 to 350, and a minor amount of a vegetable oil. The spray oil composition provides a particularly improved carrier which enhances the effectiveness of selective herbicides.
    Type: Grant
    Filed: September 9, 1970
    Date of Patent: December 14, 1976
    Assignee: Sun Oil Company of Pennsylvania
    Inventor: Edward L. Ratledge