Ventilation filter medium for container, and container and...

Details Ventilation filter medium for container, and container and... Ventilation filter medium for container, and container and...

2006-08-29

2006-08-29

Smith, Duane (Department: 1724)

Gas separation

Combined or convertible

In vented container

C055S385100, C055S524000, C055S527000, C055S309000, C055S522000, C096S013000, C096S014000, C215S261000, C215S329000, C215S351000

Reexamination Certificate

active

07097682

ABSTRACT:
The present invention provides a culture container and a cap for a container having a ventilation filter medium or a medium similar thereto that can exchange carbon dioxide gas in the culture container with atmospheric air, and prevent the contamination of sterilized culture medium inside the culture container with fungi, mites, and the like. A culture bottle includes a bottle unit, and a cap that is mounted on an opening. The cap includes a cap unit, and a ventilation filter medium. A hole is provided in the cap unit. The ventilation filter medium includes a plurality of micropores having a pore diameter between 0.1 and 50 micrometers, and is mounted on the hole.

REFERENCES:
patent: 3071276 (1963-01-01), Pellett et al.
patent: 5910277 (1999-06-01), Ishino et al.
patent: 5914415 (1999-06-01), Tago
patent: 2003/0126843 (2003-07-01), Hsu
patent: 2004/0025693 (2004-02-01), Bedingfield et al.
patent: 57-129614 (1982-08-01), None
patent: 3-504876 (1991-10-01), None
patent: 2001-170461 (2001-06-01), None
patent: 8300213 (1983-02-01), None

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