Patents by Inventor Constantine G. Pappas

Constantine G. Pappas 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).

  • Adjustable tire retread curing matrix
    Patent number: 3999907
    Abstract: An adjustable tire curing mold or matrix suitable for retreading tires of varying diameter. A plurality of rigid mold segments with adjacent segments joined to form a continuous annular mold of variable diameter, and means for compressing the mold segments inwardly about a tire positioned within the mold.
    Type: Grant
    Filed: April 5, 1976
    Date of Patent: December 28, 1976
    Inventor: Constantine G. Pappas