Patents by Inventor Martina Gruber

Martina Gruber 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: D423672
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: April 25, 2000
    Inventor: Martina Gruber