CHECK VALVE, SEALING BAG, AND PRODUCTION METHODS FOR BOTH
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 23, 2012
app pub date -
Mar 18, 2010
filing date -
Oct 30, 2009
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Loading Importance Indicators... 
Abstract
To provide a check valve and a sealing bag that are high in certainty of the checking effect and prevented as much as possible from increasing in the production cost.
Loading the Abstract Image...
OK
First Claim
Family
Loading Family data...
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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