Patent Open License System in China
China released an Open License System in 2022, which helps to facilitate the smooth flow of patent licence information and reduce market transaction costs.
Everything You Need to Know About Filing Patent Applications in China
In this article, we introduced the types, documents, methods, procedures and fees relating to patent applications in China.
Functional Feature & General Feature & Infringement Judgment
For “functional feature” of patents in China, the Guidelines for Patent Examination stipulates that “technical feature defined by function in a claim shall be construed as embracing all the means that are capable of performing the function”. From this definition, it seems that “functional feature” covers a broader protection extent than “general feature”. However, in […]
Patent Maintenance Fees in China
If a Chinese patent is granted, it should be kept in force by paying annual maintenance fees. Different patent types have different patent terms and annuities.
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.