Introduction In the chemical field, it is difficult to seek invalidation of a patent claiming to have achieved unexpected technical effect. This case provides a strategy for success...
The Guangzhou Intellectual Property Court (the GZ IP Court) recently made the first-instance judgement (not effective yet) for the two zipper patent infringement cases in which we r...
R (CN) vs L (CN): Patent infringement lawsuit

(Vital dispute between two world leaders in dye chemical industry)

Introduction: Whether settlement can achieve a win-win result

Introduction: This case involved the disputes between the first and second ranked companies in the dye chemical industry, and the related products are of great importance to the two companies that the final decision of this case would affect the fundamental interests of the two companies. Our firm represented the plaintiff R in both the patent invalidation proceeding and infringement litigation of this case, and finally the case reached settlement with favorable condition to R.

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