Patents by Inventor Tim P. Hughes

Tim P. Hughes 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).

  • Pressure pad for closing bottom of carton
    Patent number: 7326163
    Abstract: Pressure pads useful in the closing and sealing of multiple components which define the bottom of a carton, particularly a gable-type carton, bottom having a square or rectangular footprint. The invention is especially useful in the closing of the bottom of cartons wherein the sealing fin of the carton bottom is non-handed.
    Type: Grant
    Filed: February 28, 2006
    Date of Patent: February 5, 2008
    Assignee: Evergreen Packaging Inc.
    Inventors: Tim P. Hughes, Kimberly D. Ammons
  • Container fabrication method
    Patent number: 5683339
    Abstract: The bottom of a paperboard container of the type suitable for consumer distribution of liquid foods such as milk and fruit juice includes an embossed concavity to reinforce the bottom against bulging under content fill pressure for improved free-standing stability. The carton bottom concavity is embossed to approximate the shape of a stepped pyramid.
    Type: Grant
    Filed: November 13, 1996
    Date of Patent: November 4, 1997
    Inventors: Vincent Mills, Tim P. Hughes
  • Carton bottom sealing dies
    Patent number: 5588943
    Abstract: The bottom of a paperboard container of the type suitable for consumer distribution of liquid foods such as milk and fruit juice includes an embossed concavity to reinforce the bottom against bulging under content fill pressure for improved free-standing stability. The concavity is embossed between a pair of dies having a stepped pyramid configuration. An air venting channel traverses the innermost platform of the stepped pyramid.
    Type: Grant
    Filed: October 10, 1995
    Date of Patent: December 31, 1996
    Assignee: International Paper Company
    Inventors: Vincent Mills, Tim P. Hughes
  • Carton bottom sealer
    Patent number: 5482204
    Abstract: The bottom of a paperboard container of the type suitable for consumer distribution of liquid foods such as milk and fruit juice includes an embossed concavity to reinforce the bottom against bulging under content fill pressure for improved free-standing stability.
    Type: Grant
    Filed: March 21, 1994
    Date of Patent: January 9, 1996
    Assignee: International Paper Company
    Inventors: Vincent Mills, Tim P. Hughes