Patents by Inventor Jack Grubisich

Jack Grubisich 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).

  • Engine header
    Patent number: D676460
    Type: Grant
    Filed: January 13, 2010
    Date of Patent: February 19, 2013
    Assignee: McJack's Corvettes, Inc.
    Inventor: Jack Grubisich
  • Engine manifold
    Patent number: D679288
    Type: Grant
    Filed: April 22, 2010
    Date of Patent: April 2, 2013
    Assignee: McJack's Corvettes, Inc.
    Inventor: Jack Grubisich