Patents Assigned to Bonar Packaging, Inc.
  • Method for making a heavy duty bag having an easy opening spout
    Patent number: 5702339
    Abstract: A plastic, heavy duty bag having an easy opening pouring spout, and a method and apparatus for forming a plastic, heavy duty bag having an easy opening pouring spout are disclosed. The bag includes a radially disposed perforation in the upper corner of the bag. Above a heat sealing strip, a slit is formed in the portion of the bag extending above the heat sealing strip, to aid in tearing through the heat seal strip to gain access to the perforation.
    Type: Grant
    Filed: January 31, 1997
    Date of Patent: December 30, 1997
    Assignee: Bonar Packaging, Inc.
    Inventor: Gregory B. Smiley
  • Heavy duty bag having an easy opening spout, and method and apparatus for making a heavy duty bag having an easy opening spout
    Patent number: 5636925
    Abstract: A plastic, heavy duty bag having an easy opening pouring spout, and a method and apparatus for forming a plastic, heavy duty bag having an easy opening pouring spout are disclosed. The bag includes a radially disposed perforation in the upper corner of the bag. Above a heat sealing strip, a slit is formed in the portion of the bag extending above the heat sealing strip, to aid in tearing through the heat seal strip to gain access to the perforation.
    Type: Grant
    Filed: March 22, 1995
    Date of Patent: June 10, 1997
    Assignee: Bonar Packaging, Inc.
    Inventor: Gregory B. Smiley