Congyan Yan

She used to work in a foreign company as a pharmaceutical synthesis researcher, participated in a number of research and development projects. She has engaged in intellectual property service work for many years, and is responsible for drafting, examining and quality inspection of patent application and OA response. She is familiar with patent analysis, patent reexamination and invalidation, and specializes in patent application layout, and mining.

Clients of the service include State Grid, Gree Electric Appliances, Beiqi Futian, Shengli Oilfield, Tongrentang, Mengniu Group, Qizheng Group, China Resources Sanjiu, Shaanxi Coal, Visionox, Sanju Environmental Protection, Tsinghua University, and Chinese Academy of Sciences.


  • B.S. in Chemistry at Luoyang Normal University
  • M.E. in Organic Chemistry at China Southwest University

Practice Area

Chemistry, medicine, materials, energy, machinery

        Sunshine Intellectual Property Group

  • Tel: +86-10-82870718 / +86-10-84065599 


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    Address:5F,Tower A, Zhongguancun Intellectual Property Building, No.21, A, Haidian South Road, Haidian District, Beijing, P.R.China, 10080

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