Patent Partially Invalidated to Support Product Design-Around
Invalidation proceedings involving an embedded sleeve for reserved openings in shield-tunnel segments, supporting product risk reduction and design-around planning.
Matter Overview
The matter involved a third-party patent relating to an embedded positioning sleeve used in reserved openings of shield-tunnel segments. The patent presented potential infringement risks for the client’s product development and commercialization.
Client Objective
The client sought to challenge the unstable portions of the patent, reduce the scope of the blocking right, and create greater freedom for product design and market entry.
Key Patent Issues
Our Approach
Validity Mapping
Reviewed the patent claims, prosecution history, product-risk concerns, and commercial objectives.
Prior-Art & Evidence Search
Identified relevant prior art and supporting evidence for the strongest invalidation grounds.
Targeted Invalidation Strategy
Focused the request on claims and features most relevant to reducing the client’s commercial risk.
Post-Decision Design-Around Support
Used the partial invalidation result to inform product modifications and risk-mitigation planning.
Outcome
Patent Partially Invalidated
The challenged patent was partially invalidated, reducing the blocking scope and supporting the client’s product design-around and commercialization strategy.
Practical Takeaways
Have a Similar Patent Matter?
Tell us about your technology, current case status, and key deadlines. Our team will provide an initial assessment and recommended next steps.
Discuss Your Matter