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Thursday, October 16, 2025

Top Delaware Judge Clarifies Views on Willful Infringement Issues

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Top Delaware Judge Clarifies Views on Willful Infringement Issues

By Editorial Team

A recent ruling by Delaware's top judge sheds light on the complexities surrounding willful infringement issues in patent law. The judge emphasized that a lawsuit alone cannot provide sufficient notice for a patent owner to allege indirect and willful infringement. Additionally, the judge clarified that enhanced infringement demands are not subject to dismissal motions.

The case involved several patents related to a "System for treating embolism and associated devices and methods." The involved parties included law firms such as Cooley LLP, Hueston Hennigan, Quinn Emanuel, Richards Layton, and Young Conaway. Companies like Lex Machina Inc. were also part of the litigation, with the U.S. District Court for the District of Delaware overseeing the proceedings.

The patents at issue in the case were:

  • 11,890,180 - System for treating embolism and associated devices and methods
  • 11,969,332 - System for treating embolism and associated devices and methods
  • 11,974,909 - System for treating embolism and associated devices and methods
  • 11,986,382 - System for treating embolism and associated devices and Methods

The presiding judge, William C. Bryson, provided insights into the nuances of willful infringement claims, highlighting the importance of proper notice and the limitations of dismissal motions in cases involving enhanced infringement demands.

This ruling serves as a significant development in patent law, offering guidance on the requirements for establishing willful infringement and the legal standards surrounding such claims. It underscores the need for clear and specific allegations to support claims of willful infringement, emphasizing the importance of due process and fair legal proceedings in intellectual property disputes.

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Top Delaware Judge Clarifies Views on Willful Infringement Issues A recent ruling by Delaware's top judge sheds light on the complexities surrounding willful infringement issues in patent law. The ju... Read the full IIPLA article: https://iipla.org/news/top-delaware-judge-clarifies-views-on-willful-infringement-issues

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