Co-effort Law Firm LLP

IAM Research

The Patent 1000 focuses exclusively on patent practice and has firmly established itself as the definitive 'go-to' resource for those seeking world-class legal patent expertise.

Recommended - Firms: transactions

Bronze - Firms: prosecution

Shanghai-based Co-effort Law Firm has maintained its burnished reputation for practice before the CNIPA as well as patent transactional work. It is a full-service operation with over 400 lawyers and seven overseas offices, so it is a smart choice for those looking for comprehensive legal services. The IP department consists of over 60 professionals. IP counsel Mingjie Zheng is the name to note. The former examiner handled many cases for the CNIPA’s patent re-examination and invalidation department, making her excellently situated to supply guidance on prosecution and search for electronics and information technology.

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