Established: 2003

Number of Professional Staff: 235

National Phase Entry RWS PCT agent in China

China PAT Intellectual Property Office (known as China PAT) has been in business for 15 years and has 235 employees, including 161 patent attorneys, 15 trademark attorneys and 11 attorneys-at-law.

The firm’s headquarters are located in Beijing with offices in Xi’an, Suzhou, Changsha, Guangzhou, Wuhan and Hong Kong. China PAT files patent and trademark applications directly in Hong Kong with very competitive fees.

According to a statistical report released in October 2014 by Managing Intellectual Property, China PAT ranks as one of the top five PCT filing firms worldwide and the top firm in China. In 2012 and 2013 China PAT ranked as the top PCT filing firm worldwide. The firm requires that the practitioners handling foreign cases be fluent in at least one foreign language, such as English, Japanese or Korean.


• Biotechnology
• Chemical Science
• Electrical
• Information Technology
• Material Science
• Mechanical
• Pharmaceutical
• Telecommunication

Contact Information


Zhongguancun Intellectual Property Building,
Block B, 2nd Floor, No. 21 Haidian South Road,
Haidian District, Beijing 100080,