Pump dispenser package
Patent 5016783 Issued on May 21, 1991. Estimated Expiration Date: 
June 5, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
June 5, 2009. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2109224 2361647 3088636 3187960 3371827 3870200 3921861 Pump Pump for spray dispenser and the like Vacuum bottle with air pump to pressurized bottle to effect dispensing InventorsAssigneeApplicationNo. 361379 filed on 06/05/1989US Classes:222/153.13, Inhibiting actuation of discharge assistant222/321.9, Pump casing within supply container222/340, For reciprocating piston on follower-type impeller222/382, Internally extending outlet pipe222/387, Valved outlet, movable discharge guide and/or gas vent222/531, Closure type222/534Into container recessExaminersPrimary: Olszewski, Robert P.Assistant: Milef, Boris Attorney, Agent or FirmForeign Patent References
International ClassB67D 005/42AbstractA container for fluent material having a nozzle for dispensing the material with the nozzle being moved into dispensing position and also being actuated by a slidably mounted container cover. The container may be, for instance, a pressurized container for dispensing an aerosol product or a pump container equipped with, for example, a ball check valve for dispensing a fluent mass material. | |
