Patents by Inventor Nathan Stiles

Nathan Stiles 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).

  • Spring support
    Patent number: 4204286
    Abstract: A spring support comprising angle irons at each end of the spring to which the spring is secured, each angle iron having its ends formed with a relatively deep recess for a relatively short length in one angle iron flange and a shallower recess for a longer length in the other flange of the angle iron for engagement with a selected hook on a crib spring support plate or selectively on an inturned tab on the plate.
    Type: Grant
    Filed: December 11, 1978
    Date of Patent: May 27, 1980
    Assignee: Gem Industries Inc.
    Inventors: Nathan Stiles, Richard T. Heininger