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Class Information
Number: 222/401
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > Fluid pressure > Container-mounted fluid pressure generating pump or pulsator
Description: Dispensers in which a fluid pressure generating pump or pulsator is mounted on the container whose contents are to be dispensed, or is adapted to be so mounted.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7377455 |
Portable sprayer |
May. 27, 2008 |
| 7314187 |
Atomizer for applying liquids onto eyes |
Jan. 1, 2008 |
| RE39947 |
Toy water gun |
Dec. 25, 2007 |
| 7284683 |
Device for dispensing a product |
Oct. 23, 2007 |
| 7232046 |
Pressurized dispenser for beverage bottle |
Jun. 19, 2007 |
| 7216780 |
Applicator and integrated concentrate system |
May. 15, 2007 |
| 7163130 |
Portable gas powered fluid dispenser |
Jan. 16, 2007 |
| 7155754 |
Portable hygienic water jet having sanitary disposable nozzle protector on non-disposable nozzle |
Jan. 2, 2007 |
| 7131557 |
Single pump water gun with adjustable force pressure chamber |
Nov. 7, 2006 |
| 7131558 |
Pressure sprayer |
Nov. 7, 2006 |
| 7104470 |
Device for producing high pressure in a fluid in miniature |
Sep. 12, 2006 |
| 7097073 |
Water gun with adjustable force pressure chamber |
Aug. 29, 2006 |
| 7070071 |
Dispensing apparatus and method for liquid products, particularly medicinal products |
Jul. 4, 2006 |
| 7063275 |
Sprayer having a spray shield and a spray shield retainer |
Jun. 20, 2006 |
| 7051901 |
Air barrier device for protecting liquid fluids in opened containers |
May. 30, 2006 |
| 6991136 |
Pressurizing device for attachment to fluid containers |
Jan. 31, 2006 |
| 6935531 |
Toy water gun |
Aug. 30, 2005 |
| 6918547 |
Device for producing high pressure in a fluid in miniature |
Jul. 19, 2005 |
| 6886509 |
Hydraulic actuator for actuating a gas exchange valve of an internal combustion engine |
May. 3, 2005 |
| 6868992 |
Liquid-dispensing device |
Mar. 22, 2005 |
| 6799704 |
Drywall tool |
Oct. 5, 2004 |
| 6799700 |
Applicator and integrated concentrate system |
Oct. 5, 2004 |
| 6789699 |
Dispenser and method of use |
Sep. 14, 2004 |
| 6758837 |
Liquid delivery device and method of use thereof |
Jul. 6, 2004 |
| 6752238 |
Water resistant audible toys with sound effects |
Jun. 22, 2004 |
| 6726124 |
Device for producing high pressure in a fluid in miniature |
Apr. 27, 2004 |
| 6691893 |
Replaceable reservoir for liquid dispenser |
Feb. 17, 2004 |
| 6669668 |
Medication delivery pump |
Dec. 30, 2003 |
| 6540108 |
Toy water gun |
Apr. 1, 2003 |
| 6497373 |
Device for producing high pressure in a fluid in miniature |
Dec. 24, 2002 |
| 6484782 |
Grout applicator system |
Nov. 26, 2002 |
| 6474507 |
Water gun amusement device |
Nov. 5, 2002 |
| 6412669 |
Liquid sucking and dispensing device |
Jul. 2, 2002 |
| 6402055 |
Device for producing high pressure in a fluid in miniature |
Jun. 11, 2002 |
| 6402056 |
Oil aerosol |
Jun. 11, 2002 |
| 6401985 |
Liquid dispensing apparatus |
Jun. 11, 2002 |
| 6394148 |
Pump connection |
May. 28, 2002 |
| 6378738 |
System for filling drywall mud applicators and diverter valve for same |
Apr. 30, 2002 |
| 6375047 |
Container for storing pasty or fluidic compositions and appointed dispensing of the same |
Apr. 23, 2002 |
| 6279787 |
Beverage container |
Aug. 28, 2001 |
| 6234347 |
Pressurized water gun with selective pressurization |
May. 22, 2001 |
| 6193115 |
Insulated and easy to pump reusable mist sprayer |
Feb. 27, 2001 |
| 6189735 |
Method and device for the extrusion of a polymeric substance |
Feb. 20, 2001 |
| 6170716 |
Oil can structure |
Jan. 9, 2001 |
| 6155498 |
Sprayer |
Dec. 5, 2000 |
| 6145711 |
Portable sprayer with power pump |
Nov. 14, 2000 |
| 6138875 |
Hand-operated foaming apparatus |
Oct. 31, 2000 |
| 6119899 |
Container with pump that mixes liquid and air to discharge bubbles |
Sep. 19, 2000 |
| 6119900 |
Lever operating mechanism for air-pressure utilizing hot pot |
Sep. 19, 2000 |
| 6056167 |
Pressure sprayer |
May. 2, 2000 |
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