Patents by Inventor Henry Serba

Henry Serba 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).

  • QUICK CORE REMOVAL HOLE CUTTING PRODUCT
    Publication number: 20100310332
    Abstract: The invention comprises a hole-cutting product with a cup-shaped body and a cutting edge along an open end. The cutting edge comprises a diminishing-radius portion for removing an annular band of material from a workpiece and produces a core remainder in the body that is easy to remove.
    Type: Application
    Filed: June 3, 2010
    Publication date: December 9, 2010
    Inventor: Henry Serba