Chang Tsi & Partners

Intellectual Property/Design Patent/Antitrust & Unfair Competition/Litigation & Dispute Resolution

Partner / Attorney at Law / Patent Attorney

Partner, Advisor, Attorney at Law, Patent Attorney, Chang Tsi & Partners Law and Patent Attorney, Lian and Lien IP Attorneys, Beijing, China

Chinese/English

Sports Law Research Association of China Law Society, Member

L.L.M., Tsinghua University, Beijing, China (2007) B.S., Henan University, Kaifeng, China (1996)

Nancy Qu specializes in the prosecution and enforcement of multiple intellectual property rights, including trademarks, patents, copyrights, trade secrets and domain names. Ms. Qu has over 20 years of experience as a litigation lawyer and patent attorney. She is experienced in the development of strategy in patent and trademark lawsuits, enforcement of effective judgments, as well as in negotiation strategy. She is specifically skilled at handling complicated and difficult IP infringement cases. Ms. Qu has successfully helped to protect the IP rights of many Fortune 500 companies. Nancy Qu is fluent in English and Chinese.

Representative Cases In the civil lawsuit Zhuozhou Changxing vs. Botou Huateng regarding unfair competition dispute (trade dress and product name with certain reputation), represent Plaintiff successfully persuaded the first and second instance courts to support Plaintiff’s claims, effectively protected Plaintiff’s rights of Anti-unfair Competition. In a series lawsuits (including contract dispute, unfair competition, anti-trust dispute) Guangzhou Daming vs. Guinness World Records Limited (GWRL) and/or its Chinese subsidiary, etc., represent GWRL to effectively defend each case. Half of the cases were concluded, all of the results are favorable to GWRL and/or its Chinese subsidiary. In a trademark lawsuit Ma Guihe vs. Kohler, represent Kohler with a comprehensive strategy to effectively remove Plaintiff’s trademark rights, claim well-known trademark, defend in this case, and file another lawsuit against Plaintiff. The whole strategy went well and the results of the case was favorable to Kohler. In the civil lawsuit ConocoPhillips vs. Guangdong Kangfei, successfully represent ConocoPhillips to overturn the unfavorable first instance judgment. The second instance judgment supported ConocoPhillips’s of unfair competition and granted a reasonable compensation. In the meantime, remove Guangdong Kangfei’s trademark through invalidation, and won all proceedings before TRAB, first, second and re-trial instance. Selected Awards Leading Lawyer by World Trademark Review in consecutive years IAM Strategy 300 Global Leaders by IAM in 2024 Power List: Top 15 Litigators by LEGALBAND in 2021