Patents by Inventor Leonard R. Cossette

Leonard R. Cossette 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).

  • Patent number: 7264428
    Abstract: A hole saw cap for a hole cutter, the cap includes a plate defining a substantially circular peripheral groove and an annular shelf extending radially outwardly from the peripheral groove, the peripheral groove has a recess and a threaded hole extending through a center of the plate. In addition, a hole cutter that includes a cap plate defining a substantially circular peripheral groove and an annular shelf extending radially outwardly from the peripheral groove. The peripheral groove has a recess. There is an elongated band forming an approximately circular shape with opposite ends of the band contacting each other. The band includes a base edge received within the circular peripheral groove in an abutting relationship with an inner edge of the groove and a weld region formed between the band and cap plate and fixedly securing the base edge of the band to the cap plate. The annular shelf of the cap plate extends radially outwardly of the base edge of the band.
    Type: Grant
    Filed: May 19, 2005
    Date of Patent: September 4, 2007
    Assignee: Irwin Industrial Tool Company
    Inventor: Leonard R. Cossette