The curious case of the tongkat ali extract patent
30 November 2019
Tongkat ali is popular in Malaysia, renowned for its curative properties and long history as traditional medicine. So many were surprised when an announcement appeared in a Malaysian newspaper that an extract from the popular plant had been patented. Espie Angelica A. de Leon reports on the curious case of the tongkat ali extract patent.
How can naturally available substances be patented?
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