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Class Information
Number: 222/251
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.)
Description: Dispensers having one or more discharge assistants, as impellers, pumps, conveyors, or movable trap chambers, as defined in Lines With Other Classes and Within This Class, Discharge Assistants (e.g., Impellers, Pumps, Conveyors, Movable Trap Chambers, Etc.), in the main class definition.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7585415 |
Fluid storage and purification method and system |
Sep. 8, 2009 |
| 7530477 |
Combination liquid dispenser and electrochemical cell |
May. 12, 2009 |
| 7452508 |
Aspirating and mixing of liquids within a probe tip |
Nov. 18, 2008 |
| 7448857 |
Fluid pump and cartridge |
Nov. 11, 2008 |
| RE40539 |
Fluid pump and cartridge |
Oct. 14, 2008 |
| 7420341 |
Power tool and motor controller |
Sep. 2, 2008 |
| 7381269 |
System and method to supply chemical during semiconductor device fabrication |
Jun. 3, 2008 |
| 7378058 |
Method and apparatus for modifying pressure within a fluid dispenser |
May. 27, 2008 |
| 7351385 |
System for enabling landfill disposal of kitchen waste oil/grease |
Apr. 1, 2008 |
| 7063298 |
Holder for grease gun |
Jun. 20, 2006 |
| 6925751 |
Automated pest control dust applicator device for remote applications |
Aug. 9, 2005 |
| 6924257 |
Device and method for generating a liquid detergent concentrate from a solid detergent and a method for washing a vehicle |
Aug. 2, 2005 |
| 6889871 |
Internally generated rotor set for low viscosity and abrasive metering applications |
May. 10, 2005 |
| 6790011 |
Device for forming, transporting and diffusing small calibrated amounts of liquid |
Sep. 14, 2004 |
| 6703005 |
Process for the production of a deodorant or antiperspirant product |
Mar. 9, 2004 |
| 6645924 |
Device and method for generating a liquid detergent concentrate from a solid detergent and a method for washing a vehicle |
Nov. 11, 2003 |
| 6588345 |
System for improving the flowability of hygroscopic materials from a hopper |
Jul. 8, 2003 |
| 6522834 |
On-demand direct electrical resistance heating system and method thereof for heating liquid |
Feb. 18, 2003 |
| 6511301 |
Fluid pump and cartridge |
Jan. 28, 2003 |
| 6432354 |
Method and apparatus for feeding magnetic powder and method for manufacturing magnet |
Aug. 13, 2002 |
| 6319414 |
Water purifying and dispensing apparatus |
Nov. 20, 2001 |
| 6238576 |
Chemical liquid supply method and apparatus thereof |
May. 29, 2001 |
| 6123839 |
Automatic fluid dispensing system |
Sep. 26, 2000 |
| 6024254 |
Apparatus for metering viscous compositions |
Feb. 15, 2000 |
| 5887762 |
Replaceable valve system |
Mar. 30, 1999 |
| 5260062 |
Anti-plaque and anti-tartar dentifrices in plastic pump dispensers |
Nov. 9, 1993 |
| 5165580 |
Optical illusion water display device |
Nov. 24, 1992 |
| 4612964 |
Combined auger and air-type valve bag filling machine |
Sep. 23, 1986 |
| 4508242 |
Toothpaste extractor |
Apr. 2, 1985 |
| 4215103 |
Method for producing a preparation for diagnostic radiology and apparatus therefor |
Jul. 29, 1980 |
| 4190410 |
Cookie forming apparatus |
Feb. 26, 1980 |
| 4178929 |
Dosing device for germ-free measurements and filling of liquid material |
Dec. 18, 1979 |
| 4059466 |
Hot melt thermoplastic adhesive foam system |
Nov. 22, 1977 |
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