A computer science tech company in Shenzhen found that the products manufactured by a Hangzhou company were highly similar to its own patent, and entrusted Taizhao Law Firm to initiate a lawsuit to defend its rights. After the defendant paid a lump sum for infringement, we withdrew the lawsuit against the defendant.

A medical tech company in Shenzhen was sued for infringement of the invention and utility model patents named "method and system for operating posture diagram for ultrasound diagnostic equipment". Taizhao Law Firm filed a declaration of invalidity against the patent, and successfully invalidated it. The plaintiff withdrew the request.

The plaintiff, a pharmaceutical and health-care company, sued for infringement of the patent for "coding and detection of syringe information". After representing the plaintiff in the case, Taizhao's team found that the plaintiff's patent was not inventive and provided evidence for the defendant to invalidate the patent. The Beijing Intellectual Property Court ruled that the plaintiff's patent was invalid and dismissed the lawsuit.