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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
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Substantial examination
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20 years since filing date
|
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Utility Model
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Power of Attorney
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06～08
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Registration
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10 years since filing date
|
|
Design
|
Power of Attorney
|
06～08
|
Registration
|
10 years since filing date
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- 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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We provide a full service to meet the need of industry with the highest work ethics. 
We have many skilled experts to serve our clients for law and IP right consulting in diversified specialized areas. 
We have several team of lawyers specialized in domestic, international civil law, criminal law, non-contentious case and IP law. 