Insights
Preliminary Examination of Design Patent in China
CNIPA only conducts preliminary examination on design patent applications to confirm that the drawings and description meet formal requirements.
Protectable Subject Matters of Utility Model Patents in China
Utility model patens in China protect new technical solutions suitable for utility proposed for a product shape, a product configuration or any combination.
Introduction of Chinese Design Application
Chinese design application is an important type of patent application in China. Design application has specific rules regarding name, drawings and description.
Examination of Inventions Involving Combination of Computer and Medical Technology Explained in Amended Draft of the Guidelines (Second Draft for Comment)
How to determine whether the combination of computer science with diagnosis and treatment methods has the problem of subject matter?
Pre-examination System – Expedite Chinese Patent Examination
After filing Chinese Patent Applications, some applicants may want to expedite examination procedures of the patent application. We mentioned in our previous article that there are several ways for expediting the invention patent prosecution in China, such as Patent Prosecution Highway (PPH), prioritized examination system, pre-examination and request for early publication. In this article, we […]
Invalidation Procedure of Patent Rights in China
In China, if you want attack the validity of a patent after it is granted, you may file a request for patent invalidation with CNIPA.
Third Party Observations for Patents in China
In China, if you find a published Chinese patent might threat your business, you may submit third party observations to challenge the application.
Common Problems of Patent Subject Matters in the Field of IT
In the previous article, we introduces the the subject matter problem for patents in China. Simply put, patent subject matters are also referred to as the protecting object of the patent law. If a patent has the problem of subject matter, it means that the invention application is not the object of patent protection. And […]
How to Change Bibliographic Data for Chinese Patent Applications?
When file Chinese patent applications, we will submit certain bibliographic data, such as inventor information, priority information, representative information, applicant information, etc. Sometimes, we may need to change some bibliographic information due to wrong filling or transfer of right. How to change bibliographic data after application filing? Will there be official fees? In this article, […]
Identical Invention-Creations in Chinese Patent Applications
Only one patent right shall be granted for the identical inventions-creations. Where two or more applicants have separately filed patent applications for an identical inventions-creation, the patent right shall be granted to the applicant whose application was filed first.