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Patent
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Category
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Required Document
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Approve/Reject Time (mon.)
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Examination System
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Exclusive Period
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|
Invention
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Power of Attorney
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22～36
|
Substantial examination
|
20 years since filing date
|
|
Utility Model
|
Power of Attorney
|
06～08
|
Registration
|
10 years since filing date
|
|
Design
|
Power of Attorney
|
06～08
|
Registration
|
10 years since filing date
|
- Chinese patent of “invention” will laid-open since 18 months after filing date and can be applied to be substantial examination within 3 years from the filing date.
- If speeding up the examination of Chinese patent of “invention” is required, one may apply for substantial examination and earlier laid-open.
- Food, beverage, seasoning, drug and materials attained from chemical means may request for protection by Chinese patent.
- Chinese patent of “invention” and “Design” may claim for color protection.
- China is a member country of Paris Convention and European Patent Union, and may claim priority right between member countries.
FROM：SIPO
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