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Incuvate has filed a patent-infringement lawsuit against Penumbra in the US District Court for the Northern District of California.
Filed on August 19, 2026, the lawsuit alleges that Penumbra’s recently launched THUNDERBOLT Neurovascular Thrombectomy System and related components infringe five Incuvate patents covering real-time aspiration monitoring technology used in catheter-based thrombectomy procedures.
Incuvate’s patents cover technology that uses pressure sensors, microprocessors and preset pressure thresholds or differentials to provide real-time visual and audible feedback during aspiration procedures.
According to Incuvate, the technology helps distinguish between clot engagement and blood flow, providing clinicians with information during thrombectomy procedures.
The complaint identifies Penumbra’s THUNDERBOLT system, Penumbra ENGINE vacuum source, THUNDERBOLT tubing and module, and associated RED Reperfusion Catheters as the accused products.
Incuvate alleges that these products use patented technology to detect flow conditions, including the presence of clot, and provide users with feedback on flow status.
Through the lawsuit, Incuvate seeks to hold Penumbra accountable for what it alleges is the unauthorised and wilful infringement of technologies covered by the asserted patents.
Incuvate is seeking damages, injunctive relief and other remedies outlined in the complaint.
Based in Irvine, California, Incuvate works with medical device entrepreneurs to develop early-stage concepts into innovative products and bring them to market through new companies it finances, builds and manages.


