Patents by Inventor Mary L Weaver

Mary L Weaver 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).

  • Nonslip tip for walking aid
    Patent number: D362336
    Type: Grant
    Filed: March 18, 1994
    Date of Patent: September 19, 1995
    Inventor: Mary L Weaver