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Class Information
Number: 383/100
Name: Flexible bags > With venting or ventilation means
Description: Subject matter wherein the bag comprises either (1) means for relieving positive or negative pressure inside the bag (or bag structure), or (2) means which allow circulation of fluid (e.g., air) into and out of the bag.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7596930 |
Method for evacuating a bag |
Oct. 6, 2009 |
| 7596931 |
Container with gas release feature |
Oct. 6, 2009 |
| 7565977 |
Sealable bag with excess air evacuation blocking structure |
Jul. 28, 2009 |
| 7565978 |
Vacuum packaging bags equipped with deflating device and deflating cylinders for use thereof |
Jul. 28, 2009 |
| 7552907 |
One way valve for fluid evacuation from a container |
Jun. 30, 2009 |
| 7543708 |
Plastic bag for fine powders |
Jun. 9, 2009 |
| 7497622 |
Enclosure for preserving perishable goods |
Mar. 3, 2009 |
| 7490623 |
Pressure-relief one-way valve applicable to a package containing a gas-releasing product, wherein there coexist a fluid medium and an air bubble, and a package including said valve |
Feb. 17, 2009 |
| 7452132 |
Clothes storage bag |
Nov. 18, 2008 |
| 7448803 |
Process for producing compression bag and compression bag |
Nov. 11, 2008 |
| 7438473 |
Flexible storage bag |
Oct. 21, 2008 |
| 7398953 |
One way valve for fluid evacuation from a container |
Jul. 15, 2008 |
| 7387440 |
Vacuum storage bag |
Jun. 17, 2008 |
| 7344767 |
Self-cooling beverage container with permeable wall |
Mar. 18, 2008 |
| 7337511 |
Biological hazard protection body bag |
Mar. 4, 2008 |
| 7331715 |
Valve element |
Feb. 19, 2008 |
| 7322748 |
Insulated food container |
Jan. 29, 2008 |
| 7311442 |
Air valve for a fillable poly bag |
Dec. 25, 2007 |
| 7294354 |
Container with gas release feature |
Nov. 13, 2007 |
| 7260871 |
Ventable interlocking closure strip |
Aug. 28, 2007 |
| 7220053 |
Flexible composite bag for vacuum sealing |
May. 22, 2007 |
| 7063255 |
Card display system and method |
Jun. 20, 2006 |
| 7004632 |
Ventable storage bag |
Feb. 28, 2006 |
| 6945392 |
Gas-venting container |
Sep. 20, 2005 |
| 6896410 |
Refuse disposal in severe environments |
May. 24, 2005 |
| 6837268 |
Evacuable container having one-way valve with filter element |
Jan. 4, 2005 |
| 6835257 |
Ultrasonic weld pattern for adsorbent containing package |
Dec. 28, 2004 |
| 6814491 |
Sealing bag |
Nov. 9, 2004 |
| 6729473 |
Air-evacuable bag with double-layered valve film and method for manufacturing same |
May. 4, 2004 |
| 6692147 |
Venting reclosable bags |
Feb. 17, 2004 |
| 6637939 |
Vented bag for microwave cooking |
Oct. 28, 2003 |
| 6602529 |
High raw specific volume dough in a chub |
Aug. 5, 2003 |
| 6582123 |
Package incorporating a pressure venting feature |
Jun. 24, 2003 |
| 6550966 |
Freezer storage bag |
Apr. 22, 2003 |
| 6499600 |
Compression sack |
Dec. 31, 2002 |
| 6491433 |
Bag with venting means |
Dec. 10, 2002 |
| 6451590 |
Apparatus and method for propagating plants |
Sep. 17, 2002 |
| 6403174 |
Element for the formation of bags for packing food products and not under vacuum |
Jun. 11, 2002 |
| 6357915 |
Storage bag with one-way air valve |
Mar. 19, 2002 |
| 6352365 |
Bag with spout |
Mar. 5, 2002 |
| 6341688 |
Apparatus and method for denture cleaning and storage |
Jan. 29, 2002 |
| 6214392 |
Packaging article with offset vented seal |
Apr. 10, 2001 |
| 6200027 |
Flexible film washing and dewatering device for food items |
Mar. 13, 2001 |
| 6170985 |
Bag with venting means |
Jan. 9, 2001 |
| 6116781 |
Storage bag with one-way air valve |
Sep. 12, 2000 |
| 6085906 |
Vacuum sealing system |
Jul. 11, 2000 |
| 6045264 |
Self-sealing, disposable storage bag |
Apr. 4, 2000 |
| 6033114 |
Window bag with polyester lining and method of forming same |
Mar. 7, 2000 |
| 5992635 |
Pressure vacuum release hermetic valve for flexible packages |
Nov. 30, 1999 |
| 5973768 |
Light-tight bag having a trapped air exit |
Oct. 26, 1999 |
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