Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Carbohydrate doai
Reexamination Certificate
2005-12-06
2005-12-06
Wilson, James O. (Department: 1623)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Carbohydrate doai
C536S055200
Reexamination Certificate
active
06972285
ABSTRACT:
A concentrated solution of a polyglucosamine such as chitin or chitosan is prepared by forming an aqueous slurry of said polyglucosamine with a peroxide, and adding copper ion to said slurry so as to solubulize said polyglucosamine.
REFERENCES:
patent: 5268174 (1993-12-01), Sakuma et al.
patent: 5374627 (1994-12-01), Ito et al.
patent: 5541233 (1996-07-01), Roenigk
patent: WO 00/32041 (2000-06-01), None
Robyt, J. F. et al Oxidation of Primary Alcohol Groups of Naturally Occuring Polysaccharides With 2,2,6,6-Tetramethyl-1-Piperidine oxoammonium ion:, J. Carbohydrate Chemistry, 1996, 15(7), 819-830.
Gifford, Krass, Groh Sprinkle, Anderson & Citkowski, P.C.
Glycogenesys, Inc.
Krishnan Ganapathy
Wilson James O.
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