Patents by Inventor Rosemary Berg-Fernstrum

Rosemary Berg-Fernstrum 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).

  • Spherical toy
    Patent number: 5340349
    Abstract: A spherical toy formed by multiple conical-shaped members with the apexes of the cones adjacent the center of the sphere and the bases of the cones forming the outer surface of the sphere. Modifications include the use of solid or hollow cones and the use of various means of attachment of the apexes of the cones to form the core of the sphere.
    Type: Grant
    Filed: December 2, 1992
    Date of Patent: August 23, 1994
    Inventor: Rosemary Berg-Fernstrum