Patents by Inventor Aurelian J. Dupuis, Jr.

Aurelian J. Dupuis, Jr. 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).

  • Column construction
    Patent number: 4641467
    Abstract: A reinforced concrete column having novel capital and base constructions so constructed that interfitting circular and annular keys are provided which ensure vertical alignment and provide for carrying the load applied to the column independently of grouting.
    Type: Grant
    Filed: January 21, 1986
    Date of Patent: February 10, 1987
    Inventor: Aurelian J. Dupuis, Jr.