Patents by Inventor Zaid A. Yafai

Zaid A. Yafai 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).

  • Dental floss holder
    Patent number: 4304246
    Abstract: An implement for holding dental floss in an operative position, in order to clean the crevices between the teeth; the implement including a U-shaped frame of flexible material, and a dental floss made into an endless loop, and which rests in a longitudinal groove around the outer side of the frame, and which also bridges across the space between the frame ends so that the floss across the space is adaptable for use between the teeth.
    Type: Grant
    Filed: April 2, 1980
    Date of Patent: December 8, 1981
    Inventor: Zaid A. Yafai