Patents by Inventor James Francis McKenna

James Francis McKenna 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).

  • Bleaching article
    Patent number: 3945936
    Abstract: A porous article releasably containing a dry, activated bleaching composition suitable for use in an automatic dryer.
    Type: Grant
    Filed: January 29, 1974
    Date of Patent: March 23, 1976
    Assignee: The Procter & Gamble Company
    Inventors: Malcolm Bramel Lucas, James Francis McKenna, Francis Louvaine Diehl