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Invalidity Opinions
Cantor Colburn regularly prepares opinions for clients looking to determine the validity of a patent held by a competitor.
Our team possesses the wealth of legal experience and technical knowledge to render opinions on complex validity issues, which aid clients in making strategic product development decisions.
Our comprehensive invalidity opinion services include:
- Online searches to locate invalidating prior art
- Review and analysis of a target patent’s file history and cited references
- Claim construction
- Identification of problematic claims in target patents
- Invalidity analysis of problematic claims
- Drafting of an invalidity opinion
- Drafting claim charts of a target patent
