Patents by Inventor Joseph P. Hayes

Joseph P. Hayes 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).

  • Method of testing a seal
    Patent number: 7748098
    Abstract: The present invention is for a method of testing a seal on a collapsible tube dispensing orifice during the manufacturing process in an assembly line. Air pressure is applied within the tube wall, at a station in the line, on one side of the seal, and the pressure is monitored on the other side of the seal within a reciprocating cover, for any increase in pressure which would indicate a leak in the seal.
    Type: Grant
    Filed: December 29, 2005
    Date of Patent: July 6, 2010
    Assignee: IntraPac (Swedesboro) Inc.
    Inventors: Joseph P. Hayes, Carl B. Schartner, William D. Brennan