Liquid purification or separation – Serially connected distinct treating with or without storage... – With storage unit
Reexamination Certificate
2007-12-18
2007-12-18
Kim, John (Department: 1723)
Liquid purification or separation
Serially connected distinct treating with or without storage...
With storage unit
C210S198100, C210S209000, C210S252000, C210S257100, C210S258000, C210S321600, C210S416100, C210S424000, C210S483000, C210S488000, C210S489000, C210S500210, C210S500290, C210S500410, C422S105000, C422S105000
Reexamination Certificate
active
10962609
ABSTRACT:
The present invention relates to a process and apparatus for separating blood plasma, having a mixing unit in the form of a first injection having a first connecting tube and a first piston to provide a compartment for a mixture composed of plasma to be separated and the protein-precipitating agent; a separating unit composed of a filtering tube for separating and preserving a solid material after separation. The filtering tube includes a third connecting tube a filter and a third piston, the third connecting tube communicates with the fourth injection tube having a fourth piston for receiving a separated liquid; and a storage unit in the form of a fifth injection tube having a fifth connecting tube, a second connecting valve and a fifth piston.
REFERENCES:
patent: 6197194 (2001-03-01), Whitmore
patent: 6274090 (2001-08-01), Coelho et al.
patent: 6905612 (2005-06-01), Dorian et al.
patent: 2005/0205498 (2005-09-01), Sowemimo-Coker et al.
Tsai Chen-Chi
Wu Yung-Chih
Bacon & Thomas PLLC
Industrial Technology Research Institute
Kim John
LandOfFree
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