Patents by Inventor Leif K. Wallstrom

Leif K. Wallstrom 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).

  • Sanitary towel
    Patent number: D288363
    Type: Grant
    Filed: June 4, 1984
    Date of Patent: February 17, 1987
    Assignee: Molnlycke Aktiebolag
    Inventor: Leif K. Wallstrom