Resealable packages and method and apparatus for producing same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 2, 1992
Grant Date -
N/A
app pub date -
Apr 19, 1991
filing date -
Apr 19, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully