Patents by Inventor Charles E. Laughlin

Charles E. Laughlin 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).

  • One step modification and oxidation of waxes
    Patent number: 4426329
    Abstract: This invention relates to a one step process of oxidizing a natural or synthetic non-benzenoid hydrocarbon wax in the presence of a metal oxide or hydroxide, such as potassium, sodium or lithium oxide or hydroxide, and to the product formed by such oxidation.
    Type: Grant
    Filed: July 31, 1981
    Date of Patent: January 17, 1984
    Assignee: Petrolite Corporation
    Inventors: John H. Woods, Charles E. Laughlin, Toby R. Graves