System for the extraction of liquid and creams with a...

Dispensing – With discharge assistant – Container with follower

Reexamination Certificate

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C222S559000

Reexamination Certificate

active

07086570

ABSTRACT:
The system for extracting, dosing, dispensing, with controllable regular and continuous flows, liquids and creams from their container, in the absence of gas, comprises a thick hollow rod provided with low-softening means to seal a thermoplastic sac on which is shod an elastomeric balloon.

REFERENCES:
patent: 3791557 (1974-02-01), Venus, Jr.
patent: 3961725 (1976-06-01), Clark
patent: 4251032 (1981-02-01), Werding
patent: 5111971 (1992-05-01), Winer
patent: 5120315 (1992-06-01), Hessel
patent: 5160072 (1992-11-01), Nye
patent: 5232126 (1993-08-01), Winer
patent: 6345739 (2002-02-01), Mekata
patent: 0 622 311 (1994-11-01), None
patent: 2 371 238 (1978-06-01), None

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