Yong-Baik Cho

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Benzopyran derivatives having inhibitory activities against...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate

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Extraction and purification method of active constituents...

Drug – bio-affecting and body treating compositions – Plant material or plant extract of undetermined constitution... – Containing or obtained from a stem – stalk – branch – or twig
Reexamination Certificate

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Extraction and purification method of active constituents...

Drug – bio-affecting and body treating compositions – Plant material or plant extract of undetermined constitution... – Containing or obtained from a stem – stalk – branch – or twig
Reexamination Certificate

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Ginkgolide derivatives

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Heterocyclic carbon compounds containing a hetero ring...
Patent

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Pyridine derivatives, a process for their preparation and a...

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1598986

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