Drug – bio-affecting and body treating compositions – Plant material or plant extract of undetermined constitution... – Containing or obtained from a root – bulb – tuber – corm – or...
Reexamination Certificate
2006-10-17
2006-10-17
Coe, Susan D. (Department: 1655)
Drug, bio-affecting and body treating compositions
Plant material or plant extract of undetermined constitution...
Containing or obtained from a root, bulb, tuber, corm, or...
C424S725000
Reexamination Certificate
active
07122214
ABSTRACT:
Rhizoma Drynariaeextract (RDE) is used as therapeutical agent or in the preparation for Osteoporosis, which is characterized in containing over 30 percent of total flavonoids. Furthermore naringin contained in flavonoids is more than 30 percent and less than 100 percent. The RDE is applied for the therapy of osteoporosis or used for producing drugs treating osteoporosis. And methods of extracting the same are also related.
REFERENCES:
patent: 1075598 (1993-06-01), None
patent: 1116938 (1996-02-01), None
Effects of Gushikangfuwan on osteoporosis induced by retinoic acid in rats, (Chinese pharmacological Journal), Wang Shuling etc. 1999,34(2), p. 138-141.
Study of the fatsoluble ingredients in drynzaria, (Chinese Traditonal Mediciane Journal), Liu Zhenli etc. 1999,24(4), p. 222-223.
Coe Susan D.
Ladas & Parry LLP
Qihuang Pharmaceutical Technology and Investment Co., Ltd.
Xiyuan Hospital Affiliated to China Academy of TCM.
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