Chemistry: molecular biology and microbiology – Apparatus – Bioreactor
Reexamination Certificate
2003-09-19
2008-11-11
Beisner, William H. (Department: 1797)
Chemistry: molecular biology and microbiology
Apparatus
Bioreactor
C435S298200, C435S299200, C435S307100, C435S298100, C435S299100, C220S669000, C220S675000, C220S654000, C220S648000, C220S672000, C220S673000, C215S382000
Reexamination Certificate
active
07449331
ABSTRACT:
The invention provides a roller bottle for cell growth culturing including a plurality of axial pleats therearound for increasing cell growth surface area and further including circumferential ribs integrally formed therewith for reinforcing the pleated wall structure. These circumferential ribs prevent the bottle walls from bowing outward when the inside of the bottle becomes pressurized during cell growth culturing.
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Beisner William H.
Bowers Nathan A
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