Patents by Inventor Cindy Kalbern

Cindy Kalbern 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).

  • Double-edged knife
    Patent number: 5572794
    Abstract: A knife including a handle, a blade body, a first cutting surface associated with one edge of the blade body adapted for slicing bread and a second cutting surface associated with the other edge of the blade body adapted for scraping and spreading butter or the like.
    Type: Grant
    Filed: September 20, 1995
    Date of Patent: November 12, 1996
    Inventor: Cindy Kalbern