Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Carbohydrate doai
Reexamination Certificate
2011-07-19
2011-07-19
Lewis, Patrick (Department: 1623)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Carbohydrate doai
C514S023000, C514S054000
Reexamination Certificate
active
07981872
ABSTRACT:
A hemostatic powder comprises a chitosan salt together with at least one medical surfactant. At least one inert material may optionally be included. The hemostatic powder may be incorporated into wound dressings.
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patent: 6806260 (2004-10-01), Hirofumi et al.
patent: 2002/0083955 (2002-07-01), McDevitt et al.
patent: 2005/0203058 (2005-09-01), Johnson
patent: 2005/0238702 (2005-10-01), Ishihara et al.
Hardy Craig
Johnson Edwin Lee
Luksch Paul
Barlow Josephs & Holmes, Ltd.
Lewis Patrick
Medtrade Products Limited
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