Patents by Inventor Stanley C. Mulholland, deceased

Stanley C. Mulholland, deceased 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).

  • Roof structure of concrete edge-to-edge abutting panels and method of interconnecting same
    Patent number: 4047357
    Abstract: Preformed concrete panels are described for use in the construction of buildings. Roof panels are designed such that they have self-sealing abutting edges when assembled, and the roof panels interlock with wall panels and, preferably, with other roof panels supported by a center building beam. One type of wall panel has a support member projecting form one surface which is adapted to support a floor structure.
    Type: Grant
    Filed: February 25, 1976
    Date of Patent: September 13, 1977
    Inventors: Stanley C. Mulholland, deceased, Wanda E. Mulholland, administratrix