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Class Information
Number: 222/399
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > Fluid pressure > With gas pressure supplying reservoir
Description: Dispensers having a reservoir separate from but communicating with the container whose contents are to be dispensed, which reservoir contains gas under pressure which is fed to the material container to cause dispensing.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614568 |
Device employing gas generating cell for facilitating controlled release of fluid into ambient environment |
Nov. 10, 2009 |
| 7597124 |
Preservation and dispensation by volumetric displacement utilizing potential energy conversion |
Oct. 6, 2009 |
| 7584873 |
Dispensing container for carbonated beverages |
Sep. 8, 2009 |
| 7521256 |
Method and a device for defining a small volume of a liquid sample |
Apr. 21, 2009 |
| 7475798 |
Device and method for connecting a pressure source to a container |
Jan. 13, 2009 |
| 7475797 |
Liquid supply apparatus |
Jan. 13, 2009 |
| 7467733 |
Pressure control device for maintaining a constant predetermined pressure in a container |
Dec. 23, 2008 |
| 7458487 |
Plunger for syringe of liquid dispenser |
Dec. 2, 2008 |
| 7416097 |
Drink supply container valve assembly |
Aug. 26, 2008 |
| 7389895 |
Drink supply canister having a drink supply outlet valve with a rotatable member |
Jun. 24, 2008 |
| 7387140 |
Method and system for the quick refill of an irritant dispenser |
Jun. 17, 2008 |
| 7367480 |
Drink supply canister having a self-closing pressurization valve operable to receive a pressurization pin |
May. 6, 2008 |
| 7334708 |
Integral blocks, chemical delivery systems and methods for delivering an ultrapure chemical |
Feb. 26, 2008 |
| 7318484 |
Self servicing fire extinguisher with external operated internal mixing with wide mouth and external pressurized canister |
Jan. 15, 2008 |
| 7297181 |
Purification and transfilling of ammonia |
Nov. 20, 2007 |
| 7287670 |
Device unit, and system for fluid extraction |
Oct. 30, 2007 |
| 7246725 |
Pressure container and method for manufacturing and/or filling of pressure container |
Jul. 24, 2007 |
| 7237695 |
Mechanical grouting and re-pointing device |
Jul. 3, 2007 |
| 7229594 |
Device for dispensing accurately-controlled small doses of liquid |
Jun. 12, 2007 |
| 7216782 |
Dispenser for discharging liquid material |
May. 15, 2007 |
| 7168592 |
Refrigerator having a gas line which pressurizes a drink supply container for producing beverages |
Jan. 30, 2007 |
| 7168596 |
Cask for drawing off liquids under the effect of pressure |
Jan. 30, 2007 |
| 7147172 |
Personal decontamination apparatus and method |
Dec. 12, 2006 |
| 7140514 |
Drinks dispensing device with a removable handle |
Nov. 28, 2006 |
| 7131560 |
Portable beer keg tap and dispenser |
Nov. 7, 2006 |
| 7124913 |
High purity chemical container with diptube and level sensor terminating in lowest most point of concave floor |
Oct. 24, 2006 |
| 7100799 |
Remote pressure system for portable whipped cream dispensers |
Sep. 5, 2006 |
| 7083071 |
Drink supply canister for beverage dispensing apparatus |
Aug. 1, 2006 |
| 7077297 |
Method for preparation of biocides mixed with carbon dioxide in a pressurized container |
Jul. 18, 2006 |
| 7044404 |
Pneumatic liquid-delivery device |
May. 16, 2006 |
| 7032781 |
Drink dispenser assembly and container for drink and drink dispensing line |
Apr. 25, 2006 |
| 7021559 |
Pressure regulating device for a pressurized dispensing vessel |
Apr. 4, 2006 |
| 7004355 |
Beverage dispensing apparatus having drink supply canister holder |
Feb. 28, 2006 |
| 6971555 |
Apparatus for dispensing decontamination fluids |
Dec. 6, 2005 |
| 6959843 |
Powdery mold coating agent supply device |
Nov. 1, 2005 |
| 6948887 |
Transport container having compartments that can be individually pressurized |
Sep. 27, 2005 |
| 6942127 |
Valve assembly for use in dispensing beverage |
Sep. 13, 2005 |
| 6915925 |
Refrigerator having a gas supply apparatus for pressurizing drink supply canisters |
Jul. 12, 2005 |
| 6913167 |
Wine or champagne preservation and dispensing apparatus |
Jul. 5, 2005 |
| 6874662 |
Liquid crystal dispensing apparatus |
Apr. 5, 2005 |
| 6871758 |
Precision adaptive powder dispenser |
Mar. 29, 2005 |
| 6857541 |
Drink supply canister for beverage dispensing apparatus |
Feb. 22, 2005 |
| 6843391 |
Gas reclamation system |
Jan. 18, 2005 |
| 6834777 |
Closed loop control over delivery of liquid material to semiconductor processing tool |
Dec. 28, 2004 |
| 6832699 |
Direct pressure apparatus and method for dispensing coatings |
Dec. 21, 2004 |
| 6817485 |
Container for photoresist liquid |
Nov. 16, 2004 |
| 6814110 |
Method of and apparatus for improved pressurized fluid dispensing for the guaranteed filling of cavities and/or the generating of guaranteed uniform gasket beads and the like |
Nov. 9, 2004 |
| 6796458 |
Air supply apparatus for semiconductor device fabricating equipment |
Sep. 28, 2004 |
| 6793098 |
System and apparatus for foam dispensing with adjustable orifice flow regulating device and method of using same |
Sep. 21, 2004 |
| 6779685 |
Pressure controlled method for dispensing a carbonated beverage |
Aug. 24, 2004 |
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