Patent Reexamination | Patent Invalidation | Patent Administrative Litigation | Patent Infringement Litigation | Patent Infringement Opinion |
Patent Design-Around | Patent Licensing | Technology Transfer | Patent Monitoring | Patent Maintenance |
Prior Art Search | Technical Translation | Patent Customs Protection | Patent Prosecution | Patent Drating |
Zhifan IP Attorneys
It has been approved by the National Intellectual Property Administration and filed with the Trademark Office of the State Administration for Industry and Commerce
A professional legal service agency with qualifications for patent and trademark agency
Add：11th Floor, Linghang Tech. Building, No. 68 Zhichun Road, Haidian District, Beijing 100098, CHINA
E-mail：mail@zhifancloud.com（Domestic）
zf@zhifancloud.com（International）
Tel/Fax：+86-010-53381100
Website：www.zhifancloud.com
