Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Miscellaneous laboratory apparatus and elements – per se
Reexamination Certificate
2011-07-12
2011-07-12
Gakh, Yelena G (Department: 1777)
Chemical apparatus and process disinfecting, deodorizing, preser
Analyzer, structured indicator, or manipulative laboratory...
Miscellaneous laboratory apparatus and elements, per se
C422S549000, C422S550000, C494S043000, C494S045000, C494S067000, C222S249000, C222S464600
Reexamination Certificate
active
07976796
ABSTRACT:
A centrifuge tube assembly includes an elongate tubular receptacle having a capped upper end. The capped upper end includes a single inlet/outlet port formed therethrough for communication with an interior of the tubular receptacle. A flexible aspiration pipe is communicably engaged with the inlet/outlet port for extending longitudinally through the cylindrical receptacle. A sealing diaphragm is attached to a distal end of the pipe. The diaphragm is longitudinally movable within the tubular receptacle and sealably interengages an interior wall of the receptacle. Biological products are introduced into and aspirated from the receptacle below the diaphragm by the fluid conducting pipe.
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Buzenius David K.
Pennie Patrick
Smith Emery
Emcyte Corp.
Gakh Yelena G
Hixson Christopher A
Noonan William E.
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