Method of laminating a plastic film having transverse corrugations
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 8, 1999
Grant Date -
N/A
app pub date -
Apr 8, 1997
filing date -
Jul 6, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of producing corrugated sheets of thermoplastic material by supplying a softened film over an embossing roller to form first, second and third sets of parallel corrugations which radiate from a common center to define a plurality of star shaped cells and sandwiching the corrugated film between outer films to define pockets.
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