Patents by Inventor Timothy Donald Krizan

Timothy Donald Krizan 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).

  • Aqueous microemulsions
    Patent number: 6165962
    Abstract: A microemulsion comprising: a functionalized hydrocarbon, an anionic surfactant, a diol having from 2 to 10 carbon atoms and water.
    Type: Grant
    Filed: March 30, 1998
    Date of Patent: December 26, 2000
    Assignees: E. I. du Pont de Nemours and Comapny, The University of Delaware
    Inventors: Eric W. Kaler, Timothy Donald Krizan, Larry D. Ryan, Martin Swanson Vethamuthu