Packaging bag
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 15, 2011
Grant Date -
Jan 21, 2010
app pub date -
Aug 20, 2009
filing date -
Aug 11, 2005
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method of manufacturing a packaging bag includes steps of: preparing a sheet of rectangular film material; forming a bag body from the sheet of the rectangular film material; preparing a shaping member; preparing and attaching a fastener; forming a vertical sealing portion; forming the bottom surface portion so as to include a lower end seal portion; a triangular folded portion; and a flat surface folding portion; and forming the lower sealing portion so as to include a central sealing portion; and a side sealing portion.
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