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  • Business Scope


- Preparing and drafting patent specifications (including PCT specification)

- Drafting and prosecuting patent applications (including PCT application)

- Preparing and filing request of invalidation against the patents

- Defending clients in invalidation procedures

- Supporting for patent licensing and transfer



- Conducting trademark searches

- Preparing, filing and prosecuting trade mark applications

- Preparing and filing trademark review, opposition and cancellation requests

- Advising on trademark licensing or transfer matters, drafting license agreements and recording agreements;

- Support for renewals of trademarks


Due Diligence and Counseling

- Conducting the prior art search or Freedom to Operate (FTO) search

- Providing opinions on the validity of patents

- Providing opinions on the Essential Standard Patents

- Providing opinions on freedom of marketing

- Counseling clients on corporation laws, joint ventures, contract laws

- Supporting for application of pharmaceutical and medical device license before CFDA



- Collecting evidence and preservation of evidence

- Administrative litigations about patent, trademark and copyright

- Infringement litigations about patent, trademark, and copyright


Other IP Services

- Legal counseling on copyright law, unfair competition law

- Registering or recording the computer software

- Recording IP rights before the Customs, and applying for legal protection order


Copyright 2015 Wu, Feng & Zhang 京ICP备15054900号 All rights reserved.