Chemistry: molecular biology and microbiology – Micro-organism – per se ; compositions thereof; proces of... – Bacteria or actinomycetales; media therefor
Reexamination Certificate
2003-08-19
2009-08-18
Naff, David M. (Department: 1651)
Chemistry: molecular biology and microbiology
Micro-organism, per se ; compositions thereof; proces of...
Bacteria or actinomycetales; media therefor
C435S885000
Reexamination Certificate
active
07575914
ABSTRACT:
The present invention relates to a hyaluronic acid producing strainStreptococcussp. KL0188 and a method for purifying hyaluronic acid, more particularly to aStreptococcussp. KL0188 that does not express hyaluronidase and is non-hemolytic, and a method for purifying hyaluronic acid using an aromatic adsorption resin and an active carbon.
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Han Hee-Yong
Han Young-Jin
Jang Seung-Hong
Kim Eul-Chae
Kim Yun-Cheul
Birch & Stewart Kolasch & Birch, LLP
Kolon Life Science, Inc.
Naff David M.
Vacctech Corp.
Ware Deborah K.
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