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Browse by Category: Main > Packaging & Containers
Class Information
Number: 383/103
Name: Flexible bags > With venting or ventilation means > Opening in bag material
Description: Subject matter wherein the vented fluid passes through an aperture or slit in the bag.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8608380 Air discharge valve for a vacuum-sealed clothes bag Dec. 17, 2013
8608379 Microwavable bag with valve and method for the fabrication thereof Dec. 17, 2013
8530031 Evacuatable container Sep. 10, 2013
8439063 Heat and/or steam activated valve and method therefor May. 14, 2013
8418948 Collapsible storage and transportation system Apr. 16, 2013
8419279 Flexible storage bag Apr. 16, 2013
8342203 Pressure relief valve Jan. 1, 2013
8328421 Push-down compressible pouch with one-way valves on sides Dec. 11, 2012
8231273 Flow channel profile and a complementary groove for a pouch Jul. 31, 2012
8220996 Polymeric bags with pressure relief valves Jul. 17, 2012
8202002 Reclosable vacuum storage bag having flat resealable means Jun. 19, 2012
8197138 Evacuable container and evacuation strip therefor Jun. 12, 2012
8197139 Valve and valve strip for a reclosable container Jun. 12, 2012
8197925 Self-venting polymeric film Jun. 12, 2012
8157445 Plastic pouch and manufacturing method therefor Apr. 17, 2012
8136990 Inflatable mailer, apparatus and method for preparing the same Mar. 20, 2012
8083411 Packaging in the form of a bag Dec. 27, 2011
8074685 One-way valve with flapper for vacuum bag Dec. 13, 2011
8066433 Valve for vacuum storage bag Nov. 29, 2011
8061898 Venting closure mechanism Nov. 22, 2011
7997047 Air evacuation assembly for sealable plastic bags Aug. 16, 2011
7972064 One way valve and container Jul. 5, 2011
7926525 Adjustable and accessorizeable carrying case Apr. 19, 2011
7895815 Devices for introducing air into, or removing air from, containers Mar. 1, 2011
7887238 Flow channels for a pouch Feb. 15, 2011
7874731 Valve for a recloseable container Jan. 25, 2011
7857515 Airtight closure mechanism for a reclosable pouch Dec. 28, 2010
7837387 Evacuatable container Nov. 23, 2010
7798714 Flexible storage bag Sep. 21, 2010
7798713 Polymeric bags with pressure relief valves Sep. 21, 2010
7789563 Valve gear Sep. 7, 2010
7765777 Devices for introducing air into, or removing air from, containers Aug. 3, 2010
7757857 Plastic bag for vacuum packing Jul. 20, 2010
7748904 Multicompartment evacuable storage bag Jul. 6, 2010
7726880 Flexible storage bag Jun. 1, 2010
7721752 Pressure relief valve for a packaging container May. 25, 2010
7713320 Evacuable bag having filter for reducing particulate contamination of vacuum valve May. 11, 2010
7709069 High temperature venting bags May. 4, 2010
7674039 Reclosable vacuum storage bag having flat resealable means Mar. 9, 2010
7661223 Portable security device for fishing rods and reels Feb. 16, 2010
7637283 Pressure relief valve with stiff support Dec. 29, 2009
7614430 Storage bag with fluid separator Nov. 10, 2009
7597479 Storage bag with fluid separator Oct. 6, 2009
7591156 Apparatus for washing of items Sep. 22, 2009
7578320 Flexible storage bag Aug. 25, 2009
7565978 Vacuum packaging bags equipped with deflating device and deflating cylinders for use thereof Jul. 28, 2009
7510326 Moisture-proof sealing bag Mar. 31, 2009
7497622 Enclosure for preserving perishable goods Mar. 3, 2009
7496995 Containment device Mar. 3, 2009
7484275 Transportable contaminated remains pouch Feb. 3, 2009

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