Headquartered in Hong Kong, China Patent Agent (H.K.) Ltd. has locations in Beijing, Shenzhen and Shanghai and assists its international and domestic clients with a range of non-contentious and contentious IP issues. The firm has specialised expertise in a number of different sectors such as tech, pharmaceuticals, and manufacturing. The practice is co-led by Yuhe Wu, Yanfeng Xiong and Gang Hu. Wu spends his time in both Hong Kong and mainland China and is known for his expertise in patent invalidation, patent infringement litigation, and patent administrative investigations. Beijing-based Xiong has extensive experience in patent cases related to electronics, computer science, and AI. Hu also sits in Beijing and joined the firm in 2023 from CCPIT Patent & Trademark Law Office, bringing expertise in handling trade mark, copyright, and unfair competition matters. Biochemistry-related patents are handled by Ke Ke from Beijing.
Testimonials
Collated independently by Legal 500 research team.
‘Solid professional knowledge in communications-related fields, and good at handling invalid agency cases.’
‘Yanfeng Xiong has very unique insights in patent invalidation cases and helped our company successfully win many key cases.’
Work highlights
- Represented Meiji Seika Pharma Co., Ltd. in a patent validity claim and received a favourable second instance judgement from the Supreme Court, affirming the validity of their patent.
- Assisted Erasmus University Medical Center Rotterdam & their patent co-applicant with receiving a favorable retrial ruling from the Supreme Court.