Patents by Inventor Elizabeth J. Silver

Elizabeth J. Silver 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).

  • Rocking toy
    Patent number: 4298196
    Abstract: A rocking toy capable of being ridden and rocked which is assembled from a plurality of three-dimensional modules. Each of the modules is preferably formed from a pre-cut and pre-scored unitary piece of rigid sheet material, such as corrugated paperboard, which may be readily folded to form a three-dimensional module. The modules are interconnected in such manner as to form a rigid and sturdy rocking toy rockable on a rocking surface formed by the modules.
    Type: Grant
    Filed: May 10, 1979
    Date of Patent: November 3, 1981
    Inventor: Elizabeth J. Silver