Patents by Inventor Mario M. DeLorenzo

Mario M. DeLorenzo 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).

  • Hinge construction
    Patent number: 4206532
    Abstract: Complementary portions arranged in opposed relationship comprising inflexible short segments having inner straight edges, and rolled long segments fitting spaced apart notches on each of said portions, and a pivot pin extending through passages defined by said rolled long segments.
    Type: Grant
    Filed: August 30, 1978
    Date of Patent: June 10, 1980
    Inventor: Mario M. DeLorenzo
  • Foldable saw horse
    Patent number: 4113056
    Abstract: Complementary leg-defining stampings hingedly secured together at the tops thereof with upper and lower integral struts between the defined legs at opposite ends of each thereof and including a pair of longitudinally extending shelf sections hingedly connected and projecting inwardly from the lower struts and hingedly fastened together at their inner meeting edges.
    Type: Grant
    Filed: January 28, 1977
    Date of Patent: September 12, 1978
    Inventor: Mario M. DeLorenzo