Flexible bags – With closure – Independent closures for single access opening
Patent
1991-04-19
1992-06-02
Marcus, Stephen
Flexible bags
With closure
Independent closures for single access opening
383 35, 383210, 383 94, B65D 3316
Patent
active
051182033
ABSTRACT:
A resealable package having upper and lower webs defining a product containing area between them, the webs being permanently sealed to each other around the majority of the periphery of the product containing area and being temporarily and resealably sealed along the remainder of the periphery via a peelable seal between the two webs and an interlocking bead structure which effects an openable and reclosable seal between the two webs, the peelable seal being elongated and generally extending along a seal line and having a leading tear edge of reduced area so as to facilitate initiation of an opening along the peelable seal, the peelable seal being formed using a crowned seal heating plate.
REFERENCES:
patent: 2991001 (1961-07-01), Hughes
patent: 3471005 (1969-10-01), Sexstone
patent: 3473589 (1969-10-01), Gotz
patent: 3604616 (1971-09-01), Greif
patent: 3724651 (1973-04-01), Link
patent: 3780781 (1973-12-01), Uramot
patent: 3815317 (1974-06-01), Toss
patent: 3854653 (1974-12-01), Engelsberger
patent: 4203520 (1980-05-01), Schuster
patent: 4240241 (1980-12-01), Sanborn, Jr.
patent: 4246288 (1981-01-01), Sanborn, Jr.
patent: 4411365 (1983-10-01), Horikawa et al.
patent: 4437293 (1984-03-01), Sanborn, Jr.
patent: 4471875 (1984-09-01), Hain et al.
patent: 4572377 (1986-02-01), Beckett
patent: 4617683 (1986-10-01), Christoff
patent: 4637063 (1987-01-01), Sullivan et al.
patent: 4698954 (1987-10-01), Behr et al.
patent: 4782951 (1988-11-01), Griesbach et al.
patent: 4966470 (1990-10-01), Thompson et al.
patent: 4969309 (1990-11-01), Schwarz et al.
patent: 5026563 (1991-06-01), Van Erden et al.
Marcus Stephen
Pascua Jes. F.
T W Kutter Inc.
LandOfFree
Resealable packages and method and apparatus for producing same does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Resealable packages and method and apparatus for producing same, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Resealable packages and method and apparatus for producing same will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2225069