Patents by Inventor Ada M. Brown

Ada M. Brown 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).

  • Patent number: D304272
    Type: Grant
    Filed: November 30, 1987
    Date of Patent: October 31, 1989
    Inventor: Ada M. Brown