US patent office withdraws patent on Indian herb

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作者
K. S. Jayaraman
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来源
Nature | 1997年 / 389卷
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摘要
[NEW DELHI]India has forced the US Patent and Trademark Office to revoke a contentious patent it granted two years ago to researchers in the United States on the use of powdered turmeric (Curcuma longa) for wound healing.
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页码:6 / 6
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