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Curcumin nano crystallization preparation and preparation method thereof

CN 101361713 B

Which is the first filing country with state?

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2 Answers 2

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There are only two documents in this patent family, the application and grant in China. No other applications were filed in other countries.

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The first filing country is China.

The two documents refer to the 18 months Chinese publication which has the A kind code, and the grant (in China), with the B kind code.

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