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On June 6, 2019: S&E Held a Study Group on Intellectual Property in China and Taiwan

On June 6, 2019: S&E held a study group on the Intellectual…

IP Practice: “Update of Patent Linkage System for Pharmaceutical Products in China”

We are pleased to announce the December 2017 issue of Sonderhoff…

Who are we?

Sonderhoff & Einsel (Beijing) Patent Agency Office represents clients from around the world in all matters of intellectual property in China. The firm’s international team provides competent advice regarding the Chinese legal practice and anticipates and bridges linguistic and cultural gaps. The firm has adopted the well-established concept of Sonderhoff & Einsel Law and Patent Office in Tokyo, a strategic partner in Japan with more than 100 years of experience in legal consulting of international clients. The firm’s national and international expertise is further supplemented by cooperation with a network of knowledgeable experts inside and outside of China.

Learn more…


  • Sonderhoff & Einsel (Beijing) Patent Agency Office

    Suite 316
    China World Office No 1
    No 1 Jianguomenwai Ave
    Chaoyang District
    Beijing 100004
    China(北京市朝阳区建国门外大街1号 国贸写字楼1座316号)

    Tel +86-10-6505-5213
    Fax +86-10-6505-6747

  • Within Beijing

    Our office can be directly accessed from Guomao Subway Station, Line 1 or Line 10 (3 min walk).

  • From Beijing Capital International Airport (PEK)

    By taxi: about 50 min.
    By train: Airport Express to Sanyuanqiao Station, then transfer to Subway Line 10 to Guomao Subway Station (about 40 min).

Office Hours

Monday – Friday
from 9:00 to 17:30
(local time in Beijing)

Time difference and daylight-saving time

Normal time difference:
GMT +7
During daylight saving time:
GMT +6

Normal time difference:
EST +13
During daylight saving time:
DST +12

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