The Supreme People's Court issues a final judgment in a dispute over infringement of a pesticide patent [Factual Background] This case involves a dispute over the infringement of an invention patent for a pesticide. The patentee, Company A, had obtained p

T he China National Intellectual Property Administration (CNIPA) has selected ten typical cases of patent administrative protection from 2025. 1. Patent Infringement Dispute Involving a Clutch Device, Shanghai This case involved the interpretation of offe

China's national intellectual property administration (CNIPA) has released ten typical cases from 2025 involving patent reexamination and invalidation. These cases were selected because they are highly relevant, widely discussed, and provide useful guidan

On April 21, 2026, the Beijing Intellectual Property Court published its annual case list for 2025. The release includes ten main cases (available in both Chinese and English) and nine nominated cases. These cases were chosen from nearly 29,000 decisions

The Supreme People's Court concluded an appeal in an administrative dispute concerning the invalidation against a design patent. With respect to the specific question of how to determine whether a design patent has an obvious difference when compared to a

The Supreme People's Court issued a final judgment in a dispute over the infringement of an invention patent. The Court held that where the patentee can prove or reasonably demonstrate that it is highly probable that the infringing manufacturer possesses

The Supreme People's Court recently concluded a dispute involving both infringement of a utility model patent and a claim for damages arising from bad faith IP litigation. The second instance judgment made clear that when determining whether a patent infr

In an administrative appeal case, the Supreme People's Court (SPC) clarified that in the field of microbe genetic engineering, when a patent involves an engineered strain obtained through gene overexpression, the description may be considered sufficiently

The SPC recently concluded an appeal in an administrative dispute concerning the invalidation against an invention patent. The Court overturned both the first instance decision and the CNIPA's ruling. The case makes clear that when assessing inventiveness

In a second instance judgment upholding a patent invalidation administrative dispute, the Supreme People's Court (SPC) held that when determining the actual technical problem solved by an invention based on the technical effects achieved by the distinguis