US patent office withdraws patent on Indian herb

K. S. Jayaraman

Nature, 1997, vol. 389, issue 6646, 6-6

Abstract: [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.

Date: 1997
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DOI: 10.1038/37838

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