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Class Information
Number: 222/372
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > With material supply container and discharge assistant with casing (e.g., supply container and pump)
Description: Dispensers in which a supply container delivers to a casing which casing houses a discharge assistant (such as an impeller, piston, follower, etc.) which assists in discharge of material from the casing.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7530477 |
Combination liquid dispenser and electrochemical cell |
May. 12, 2009 |
| 7458523 |
Foam-dispensing faucet |
Dec. 2, 2008 |
| 7419322 |
Fluid dispensing device with metered delivery |
Sep. 2, 2008 |
| 7367477 |
Dispenser with side mounted activation levers |
May. 6, 2008 |
| 7040223 |
Stencil printing ink container, stencil printing ink cartridge, method of manufacturing the ink cartridge, and inner plug for the ink container |
May. 9, 2006 |
| 7025227 |
Electronic soap dispenser |
Apr. 11, 2006 |
| 7000807 |
Baton |
Feb. 21, 2006 |
| 6926212 |
Device for adding soap to a water inlet |
Aug. 9, 2005 |
| 6896153 |
Modeled cream bottle |
May. 24, 2005 |
| 6886718 |
Ergonomic trigger for a trigger sprayer |
May. 3, 2005 |
| 6832487 |
Refrigerated product dispenser |
Dec. 21, 2004 |
| 6786368 |
Baton |
Sep. 7, 2004 |
| 6719175 |
Draft system for beverages |
Apr. 13, 2004 |
| 6568569 |
Liquid dispenser for a sink |
May. 27, 2003 |
| 6420186 |
Method for depositing a flattened droplet on a surface and apparatus therefor, and a pump therefor |
Jul. 16, 2002 |
| 6364163 |
Refillable dispenser and cartridge |
Apr. 2, 2002 |
| 6312411 |
Fluid supplying apparatus |
Nov. 6, 2001 |
| 6206241 |
Automated fluid dispenser |
Mar. 27, 2001 |
| 6168050 |
Hand-operated pump with a trigger, for dispensing liquids |
Jan. 2, 2001 |
| 6119901 |
Rotatable coupling for fluid dispenser |
Sep. 19, 2000 |
| 6119904 |
Liquid dispensing apparatus with nozzle |
Sep. 19, 2000 |
| 6053363 |
Packaging and dispensing assembly for a cosmetic, pharmaceutical or dermo-pharmaceutical product |
Apr. 25, 2000 |
| 6019256 |
Condiment pump |
Feb. 1, 2000 |
| 5960998 |
Insulated spray bottle |
Oct. 5, 1999 |
| 5900061 |
Sprayable roof coating systems |
May. 4, 1999 |
| 5848738 |
Fill system including a fill pump disconnect system |
Dec. 15, 1998 |
| 5836299 |
Seals for use in an aerosol delivery device |
Nov. 17, 1998 |
| 5810204 |
Apparatus for dispensing liquid soap or other liquids |
Sep. 22, 1998 |
| 5730325 |
Toy water gun |
Mar. 24, 1998 |
| 5366904 |
Method of metering a fluid using a multi-mode differential fluid displacement pump |
Nov. 22, 1994 |
| 5333660 |
Purified water dispensing apparatus and method |
Aug. 2, 1994 |
| 5255827 |
Sealless modular positive displacement dispenser |
Oct. 26, 1993 |
| 5160071 |
Vertical spray bottle nozzle |
Nov. 3, 1992 |
| 5127555 |
Submerged pump manifold with electrical interlocked changeable filter |
Jul. 7, 1992 |
| 5046648 |
Hygienic dispenser |
Sep. 10, 1991 |
| 4953756 |
Modular dispensing system |
Sep. 4, 1990 |
| 4905744 |
Liquid-flow control apparatus |
Mar. 6, 1990 |
| 4823992 |
Metering device for feeding liquids to a mixing head |
Apr. 25, 1989 |
| 4789016 |
Container filling apparatus |
Dec. 6, 1988 |
| 4742941 |
Automatic volumetric dosage dispenser for products having a varying degree viscosity |
May. 10, 1988 |
| 4724983 |
Apparatus for liquefying a thermoplastic plastic |
Feb. 16, 1988 |
| 4699297 |
Aseptic filling arrangement |
Oct. 13, 1987 |
| 4681242 |
Solvent pump |
Jul. 21, 1987 |
| 4646627 |
Apparatus for preparing fried potato products |
Mar. 3, 1987 |
| 4643581 |
Piston metering apparatus of a reaction injection molding machine |
Feb. 17, 1987 |
| 4630759 |
Vessel with pump suction tube support |
Dec. 23, 1986 |
| 4625896 |
Device for dispensing liquid soap |
Dec. 2, 1986 |
| 4529508 |
Hydraulic concentrator |
Jul. 16, 1985 |
| 4509659 |
Portable liquid measuring and dispensing device |
Apr. 9, 1985 |
| 4466557 |
Devices for measuring the quantity of products for canning |
Aug. 21, 1984 |
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