Patents by Inventor John N. Grabner, Jr.

John N. Grabner, Jr. 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).

  • Collapsible tube
    Patent number: 5634496
    Abstract: The invention is an improved cap for a collapsible tube, particularly a tube having tamper evident means as is used on tubes having eye medications. The cap has a flexible substantially cylindrical wall which can be squeezed into an elliptical shape to permit the user to exert substantial force, by means of a "thumb screw" effect, to unscrew the cap from the tube.
    Type: Grant
    Filed: January 29, 1996
    Date of Patent: June 3, 1997
    Assignee: Teledyne Industries, Inc.
    Inventor: John N. Grabner, Jr.