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Details for Patent: 5,677,331

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Summary for Patent: 5,677,331

Title: Antimalarial compositions
Abstract:The invention relates to a synergistic antimalarial composition which comprises the antimalarial agent benflumetol and also an antimalarial agent from the artemisinine group such as artemether. The composition can be formulated into solid dosage forms such as tablets and is useful for the treatment of drug resistant malaria.
Inventor(s): Zhou; Yiqing (Beijing, CN), Ning; Dianxi (Beijing, CN), Wang; Shufen (Beijing, CN), Ding; Deben (Beijing, CN), Li; Guofu (Beijing, CN), Shan; Chengqi (Beijing, CN), Liu; Guangyu (Beijing, CN)
Assignee: Ciba-Geigy AG (Basel, CH) Institute of Microbiology and Epidemiology, Academy of Military Medical (Beijing, CN)
Application Number:08/216,440
Patent Claim Types:
see list of patent claims
Composition; Compound; Delivery; Use;

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Foreign Priority and PCT Information for Patent: 5,677,331

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
China90106722.9Aug 08, 1990
China91102575.8Apr 24, 1991

International Patent Family for Patent: 5,677,331

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
African Regional IP Organization (ARIPO)231► subscribe
African Regional IP Organization (ARIPO)9100275► subscribe
Austria135209► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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