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Class Information
Number: 222/491
Name: Dispensing > Outlet element operated by pressure of contents
Description: Dispensers in which there is a movable outlet element operated by the pressure of the container contents, where the pressure creating means are not claimed.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7594595 |
Device and method for dispensing a product |
Sep. 29, 2009 |
| 7568597 |
Anti-seepage delivery system of a packaged product, and packaging element comprising the same |
Aug. 4, 2009 |
| 7530469 |
Valve device having two membranes for a drinking container |
May. 12, 2009 |
| 7520408 |
Dripless hot glue gun |
Apr. 21, 2009 |
| 7513395 |
Vented valve |
Apr. 7, 2009 |
| 7481336 |
Manually-actuated metering pump |
Jan. 27, 2009 |
| 7383969 |
Device for mixing and dispensing multi-component compositions |
Jun. 10, 2008 |
| 7367475 |
Device for mixing and dispensing multi-component compositions |
May. 6, 2008 |
| 7316332 |
Wearable skin treatment device |
Jan. 8, 2008 |
| 7201295 |
Fitment assembly for a liquid dispenser |
Apr. 10, 2007 |
| 7111763 |
Fluid-storing container |
Sep. 26, 2006 |
| 7104426 |
Dispensing container |
Sep. 12, 2006 |
| 7080759 |
Dispensing head and fluid product dispenser comprising same |
Jul. 25, 2006 |
| 7048154 |
Breathable rupturable closure for a flexible container |
May. 23, 2006 |
| 7025231 |
Container for consumer products with concealed stretch release adhesive structure |
Apr. 11, 2006 |
| 6918515 |
Liquid container |
Jul. 19, 2005 |
| 6827241 |
Sealing device for container |
Dec. 7, 2004 |
| 6802437 |
Container |
Oct. 12, 2004 |
| 6769577 |
Self-closing valve |
Aug. 3, 2004 |
| 6722585 |
Fluid spray head including a closure member |
Apr. 20, 2004 |
| 6698628 |
Extension for bottle dispenser, in particular for food products |
Mar. 2, 2004 |
| 6613144 |
Pump-free dosing device for flowable media |
Sep. 2, 2003 |
| 6552097 |
Prepolymer compositions for insulating foams |
Apr. 22, 2003 |
| 6450375 |
Slotted closing valve for openings of containers |
Sep. 17, 2002 |
| H2027 |
Flexible slit valve |
Jun. 4, 2002 |
| 6378742 |
Fluid dispensing closure |
Apr. 30, 2002 |
| 6206251 |
Pour flow control device |
Mar. 27, 2001 |
| 6176234 |
Mouthpiece for a nebulizer |
Jan. 23, 2001 |
| 6076710 |
Concrete placement apparatus |
Jun. 20, 2000 |
| 5927568 |
Dispensing head and unit provided with a closing system permitting fresh air intake |
Jul. 27, 1999 |
| 5924605 |
Dispensing head for a product of liquid to viscous consistency, comprising an elastic closing element and a dispensing unit thus equipped |
Jul. 20, 1999 |
| 5741564 |
Stretch-activated container |
Apr. 21, 1998 |
| 5472021 |
Nonspill bottled water replacement system with disposable seal member |
Dec. 5, 1995 |
| 5458274 |
Container-closure assemblies with cooperating ring and groove audible signaling structure |
Oct. 17, 1995 |
| 5456294 |
Nonspill bottled water replacement system with a shielded disposable cap |
Oct. 10, 1995 |
| 5405063 |
Nozzle for fluidizing particulate material |
Apr. 11, 1995 |
| 5398853 |
Discharge nozzle |
Mar. 21, 1995 |
| 5383614 |
Air seal for the product discharge of a cyclone separator or similar device |
Jan. 24, 1995 |
| 5379919 |
Unit for dispensing at least one fluid product, in particular, a cosmetic or pharmaceutical product, having a pressure actuated, self-sealing closure outlet |
Jan. 10, 1995 |
| 5377882 |
Container and closure |
Jan. 3, 1995 |
| 5363890 |
Nonspill bottled water replacement system with disposable seal member |
Nov. 15, 1994 |
| 5333758 |
Multi-outlet fluid dispenser pouch |
Aug. 2, 1994 |
| 5301850 |
Unit for dispensing at least one fluid product, in particular a cosmetic or pharmaceutical product |
Apr. 12, 1994 |
| 5156300 |
Bag-in-squeeze-bottle fluid dispenser with unsealed fluid passage |
Oct. 20, 1992 |
| 5154328 |
Unit for dispensing at least one fluid product, in particular a cosmetic or pharmaceutical product, having a pressure actuated, self-sealing, closure outlet |
Oct. 13, 1992 |
| 5071017 |
Closure cap construction with slitted flexible diaphragm |
Dec. 10, 1991 |
| 5067635 |
Dispenser pouch and holder and dispensing unit therefor |
Nov. 26, 1991 |
| 5050770 |
Method and apparatus for delivering particulate material |
Sep. 24, 1991 |
| 5000350 |
Dispenser with replaceable pouch |
Mar. 19, 1991 |
| 4971228 |
Grain stream damper device |
Nov. 20, 1990 |
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