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Class Information
Number: 222/402.12
Name: Dispensing > With discharge assistant (e.g., impeller, pump, conveyer, movable trap chamber, etc.) > Fluid pressure > Valve actuated by nozzle or through valve outlet > With discharge orifice contamination guard
Description: Dispensers having means associated with the opening through which the dispensed material discharges to the atmosphere to protect the material at the opening from exposure to the atmosphere when not dispensing.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7464839 |
Dispenser head with a check valve |
Dec. 16, 2008 |
| 7063275 |
Sprayer having a spray shield and a spray shield retainer |
Jun. 20, 2006 |
| 7004359 |
Spraying cap |
Feb. 28, 2006 |
| 6908017 |
Aerosol over cap with flip-up closure |
Jun. 21, 2005 |
| 6837401 |
Apparatus and method for dispensing vapocoolants |
Jan. 4, 2005 |
| 6405898 |
Dispenser for a foaming product |
Jun. 18, 2002 |
| 6405904 |
Dispensing head including an outlet |
Jun. 18, 2002 |
| 6401984 |
Container equipped with a dispensing nozzle with retractable cover |
Jun. 11, 2002 |
| 6349855 |
Bottle, in particular for perfume, with slidable cover element for the product dispenser part |
Feb. 26, 2002 |
| 6237812 |
Aerosol dispensing system |
May. 29, 2001 |
| 6234365 |
Sprayer nozzle with closing membrane |
May. 22, 2001 |
| 6234363 |
Device for dispensing a fluid with closure system |
May. 22, 2001 |
| 6145706 |
Spraying flask and closure therefor |
Nov. 14, 2000 |
| 6116475 |
Dispensing head and packaging and dispensing assembly equipped with such a head |
Sep. 12, 2000 |
| 5732855 |
Spray head intended for a spray can, and spray can provided with such a spray head |
Mar. 31, 1998 |
| 5649645 |
Overcap sprayer assembly |
Jul. 22, 1997 |
| 5624055 |
Dispenser device with sealed closure for the contents of a receptacle that is pressurized or that has a pump |
Apr. 29, 1997 |
| 5597095 |
Dual arm aerosol actuator having a movable and stationary arm |
Jan. 28, 1997 |
| 5490497 |
Inhalation devices with a reduced risk of blockage |
Feb. 13, 1996 |
| 5240502 |
Improvement in apparatus for applying a coating to a moving surface |
Aug. 31, 1993 |
| 5060823 |
Sterile transfer system |
Oct. 29, 1991 |
| 5057307 |
Method of relieving gum discomfort |
Oct. 15, 1991 |
| 5057310 |
Method of manufacturing oral hygiene preparations containing active SnF.sub . |
Oct. 15, 1991 |
| 5057309 |
Oral hygiene preparations |
Oct. 15, 1991 |
| 5057308 |
Method of treating the oral cavity with oral hygiene preparations containing active SnF.sub.2 |
Oct. 15, 1991 |
| 5057306 |
Method of manufacturing oral hygiene gels |
Oct. 15, 1991 |
| 5032387 |
Dental and oral hygiene preparations |
Jul. 16, 1991 |
| 4950479 |
Method of interrupting the formation of plaque |
Aug. 21, 1990 |
| 4921420 |
Child resistant disposable lighter |
May. 1, 1990 |
| 4834083 |
Aerosol device |
May. 30, 1989 |
| 4815637 |
Cap assembly for use with canned aerosol lubricant |
Mar. 28, 1989 |
| 4776500 |
Therapeutic dentifrice dispenser |
Oct. 11, 1988 |
| 4753373 |
Positive displacement dispenser |
Jun. 28, 1988 |
| 4637528 |
Articulated joint in aerosol medicament dispenser |
Jan. 20, 1987 |
| 4469253 |
Reclosable valve with removable hermetic external seal means |
Sep. 4, 1984 |
| 4437592 |
Self-sealing actuating device for mounting on a discharge valve of a pressurized container |
Mar. 20, 1984 |
| 4420099 |
Cup-shaped actuator for aerosol dispenser |
Dec. 13, 1983 |
| 4389004 |
Self-closing tilting valve |
Jun. 21, 1983 |
| 4387002 |
Adhesive discharge device |
Jun. 7, 1983 |
| 4324351 |
Locking actuator for a dispenser |
Apr. 13, 1982 |
| 4056213 |
Pressurized dispenser for aqueous emulsion paints |
Nov. 1, 1977 |
| 3935973 |
Aerosol spray confining device |
Feb. 3, 1976 |
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