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12.1 Is it possible to oppose a granted patent?
Publish Date：2020/09/11(International Legal Affairs Office)
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12.2 Can I request an invalidation action against only part of the claims?
Publish Date：2020/09/11(International Legal Affairs Office)
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12.3 May I request an invalidation action when a patent becomes extinguished?
Publish Date：2020/09/11(International Legal Affairs Office)
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12.4 May I supplement new reasons or evidence after requesting an invalidation action?
Publish Date：2020/09/11(International Legal Affairs Office)
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12.5 What is the “Program for Hearing patent invalidation cases”?
Publish Date：2020/09/11(International Legal Affairs Office)

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