Legitimate source defence is a common tactic employed by the party accused of patent infringement. According to statistics, the legitimate source defence is the most frequent defence in all of the patent-related civil lawsuits tried by the Intellectual Pr

For an innovative enterprise, continuously launching new products is an important way to get a return on their prior investment in research and development. To continuously develop and market new products and get profits therefrom, and also to reduce rese

Once an applicant files an invention, utility model or design patent application with Chinas National Intellectual Property Administration (CNIPA), the applicant will then obtain the rights related to the patent application, i.e. the rights of ownership o

The patent system observes the concept disclosure in exchange for protection. In order to obtain patent protection, an applicant must disclose the technology that is sought to be patented; on one hand to share the particular technologic knowledge with the

When determining whether a technology seeking protection in a patent application possesses inventiveness, an examiner usually needs to make several assessments, for example, regarding technical improvement, features and enlightenment, etc. This article di

On September 25, 2019, the National Intellectual Property Administration of China (CNIPA) announced the latest revision of the Guidelines for Patent Examination (Guidelines), and the revised Guidelines will come into effect as of November 1, 2019. To help

When people speak of patents, the first thing that comes to their mind is often invention patents; in China, designs are also eligible for protection under the patent law. Whether in terms of the number of applications or the enforcement, design patents t

In the field of science, people use the name of the discoverer to name his/her theorem or theory, such as Newton's law, Archimedes Principle, Ohms Theorem, etc.; In the field of athletic gymnastics, the International Gymnastics Federation uses the name of

The Patent Law grants patentees the right to indicate on its patented products or packaging that patent protection is in place. In practice, patent marking is not compulsory and is no guarantee that compensation will be awarded in patent infringement case