Patents by Inventor Stanley A. Yalof

Stanley A. Yalof 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).

  • Retractable comb
    Patent number: 3977420
    Abstract: A retractable comb having metallic tines or teeth, each of which are attached to a separate pinion gear and each pinion gear being rotatably carried by a sheath having a slot in the top portion thereof and being coplanar with the tines. A rack slidably carried by the sheath and having gear teeth in engagement with the pinion gears for rotating the pinion gears into an exposed position with the tines extending vertically out of the sheath and through the slot in the sheath and rotating the pinion gears in an opposite direction whereby the tines are rotated to a retracted position.
    Type: Grant
    Filed: September 15, 1975
    Date of Patent: August 31, 1976
    Inventor: Stanley A. Yalof