Founded in 1994, Lung Tin IP Attorneys, one of the first Chinese IP firms approved by the government to represent international clients in China, is headquartered in Beijing with branch offices in Hong Kong, Shanghai, Shenzhen,Xi'an, Shenyang, Xiamen, Tianjin, Chongqing, Foshan, Wuhan, New York, Tokyo, Osaka, and Seoul.
Since its establishment, Lung Tin has grown into a prominent full-service IP firm, having a network of strategic alliances worldwide to provide clients with global IP services.
The firm has over 280 attorneys out of more than 500 staff members. About half of the staff members have advanced degrees and about two-thirds use English as their working language. In addition, many are fluent in Japanese, Korean, German, and French.
Lung Tin’s patent team has expanded to over 380, and 40-plus of them hold dual qualifications as patent attorneys and lawyers, blending scientific know-how and legal competence, providing high-quality prosecution service not only in traditional technical fields such as mechanics, physics, electronics, chemistry, and pharmaceutics, but also in newly emerging technical areas, such as 5G/6G, blockchain and artificial intelligence.
Our clients include a great number of well-known international companies.
What makes Lung Tin different?
Commitment and dedication – Lung Tin is a quality-focused IP firm that distinguishes itself from other firms and agencies by employing:
• Experienced and confident professionals. Its key professionals have been with Lung Tin for more than 15 years, helping it deliver consistent and top-quality IP services – both legal and technical. The firm’s professionals have the technical skills to interpret complex facts and the law with scientific expertise, and are committed toproviding tailored services of the highest standard with efficiency and effectiveness; and
• Responsive and efficient paralegals and assistants who support the firm’s professionals to ensure prompt,precise and cost-effective delivery of work by using state-of-the-art equipment and a detail-oriented system for communication, product processing, docketing, and billing.
How does Lung Tin earn clients’ trust?
• Reliability and success – this is what Lung Tin delivers to clients. Specifically, delivering value to clients with accuracy, consistency, speed, and reliability is of primary importance at Lung Tin. From individuals to multinational companies, its clients trust it to handle some of their most important assets: their intellectual property.
• Skill and preparedness – this has helped the firm to win a high-damages award under the current judicial
practice in China.
• Strategy and technical expertise – this ensures that the firm’s efforts are well recognised.
• Persistence and sharp-mindedness – this ensures that the attorneys deliver satisfying results to clients.
Rankings and awards
• Recommended Firm for Patent Prosecution and Litigation by IAM Patent 1000, 2014-2025
• A Top Tier Firm for Patent Prosecution and Disputes and Trademark Prosecution and Disputes by Managing
Intellectual Property (MIP), 2010-2025
• Recommended Firm for Trademark Prosecution and Litigation, by WTR 1000, 2015-2025
• Outstanding IP Service Team in China by China Intellectual Property Magazine, 2015-2024
• China IP Awards by Asia IP, 2021-2025
• Four-star Patent Firm in China by China IP News, 2016
• A Top 15 Chinese Firm for PCT Work by MIP, 2017
• A Top 10 Chinese Patent Firm by IPR daily, 2016-2019
• A Top 10 Intellectual Property Litigation Law Firm by IP House, 2019-2020
• A Top 10 Firm for China Patent Administrative Litigation by IP House, 2017-2021
• A 2023 Top 10 case of patent re-examination and invalidation of the China National Intellectual Property
Administration: DABUS - An artificial intelligence system developed by Dr. Stephen L. THALER (Represented by Lung Tin) v. the CNIPA [Patent Reexamination case, it is the first case determination in China regarding the question of whether ‘artificial intelligence (AI) can be registered as a patent inventor’]
• A 2022 Top 10 case of patent re-examination and invalidation of the China National Intellectual Property Administration: H. LUNDBECK A/S (Represented by Lung Tin) v. Chengdu Kanghong Pharmaceutical Group Co., Ltd.
• A 2021 Top 10 case of patent re-examination and invalidation of the China National Intellectual Property
Administration: Nanjing Chia-Tai Tianqing Pharmaceutical Company (Represented by Lung Tin) v. Ecotrein Pharmaceuticals Co., Ltd.
