Fluent material handling – with receiver or receiver coacting mea – Multiple passage filling means for diverse materials or flows – With baffle – spreader – displacer – drip ring – filter or screen
Reexamination Certificate
2008-06-17
2008-06-17
Maust, Timothy L. (Department: 3751)
Fluent material handling, with receiver or receiver coacting mea
Multiple passage filling means for diverse materials or flows
With baffle, spreader, displacer, drip ring, filter or screen
C141S065000, C141S238000, C422S105000, C073S864140
Reexamination Certificate
active
07387139
ABSTRACT:
Disclosed is a small volume, liquid dispenser having particular application in the analytical fields. The liquid dispensers can be quickly and reliably filled to a predetermined volume without monitoring liquid flows or volumes or filling times. Various versions of the dispenser and systems utilizing one or more of the dispensers are disclosed.
REFERENCES:
patent: 3572552 (1971-03-01), Guinn
patent: 4537231 (1985-08-01), Hasskamp
patent: 4985055 (1991-01-01), Thorne et al.
patent: 5343909 (1994-09-01), Goodman
patent: 6779657 (2004-08-01), Mainwaring et al.
Fay Sharpe LLP
Maust Timothy L.
Palo Alto Research Center Incorporated
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