Patents by Inventor Jack W. McRoskey

Jack W. McRoskey 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).

  • Tube punching method
    Patent number: 4441395
    Abstract: A method of cutting a hole in the wall of a pliable tube in which the tube is flattened and is held with the walls touching each other and in which a plug is cut in one of the sidewalls while the tube is in this flattened position.
    Type: Grant
    Filed: June 29, 1981
    Date of Patent: April 10, 1984
    Assignee: Republic Tool & Manufacturing Corporation
    Inventor: Jack W. McRoskey