Patents by Inventor Mortimer M. Stark

Mortimer M. Stark 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).

  • Patent number: 4120027
    Abstract: A collapsible lamp shade which can be assembled quickly and easily in any desired one of a variety of interchangeable external configurations comprising an interchangeable shade member formed of one of various flexible fabric materials having upper and lower continuous collar portions, upper and lower interchangeable hoop members, each including an outer circumferentially extending sidewall around which one of the shade member collar portions is located, and a substantially horizontal shelf portion which maintains the location of each collar portion. A plurality of support rods extend between the opposed hoop members to stretch the shade member, while, conversely, the stretched shade member maintains the support rods in a fixed position within the hoop members. One of various contour ring members may be located over a sidewall of and against a shelf portion of one or both hoop members to give a desired interchangeable outer configuration to the shade member and an interchangeable inner liner may be provided.
    Type: Grant
    Filed: March 14, 1977
    Date of Patent: October 10, 1978
    Inventor: Mortimer M. Stark