Patents Represented by Attorney, Agent or Law Firm Piteny, Hardin, Kipp & Szuch LLP
  • Gusseted zipper bag
    Patent number: 6325543
    Abstract: A zipper bag contains interlocking profiles on the front and rear walls of the bag. The bag further has gusseted side walls that include portions aligned with the interlocking profiles that are relatively thin as compared with the remainder of the bag walls. The thinned sections may be profile-free portions of a carrier web for the profiles. Windows are cut out of the sidewalls and covered by the profile free sections of the carrier web.
    Type: Grant
    Filed: August 25, 2000
    Date of Patent: December 4, 2001
    Assignee: Illinois Tool Works Inc.
    Inventor: Steven Ausnit