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1:25-cv-01130 Arrowhead Pharmaceuticals, Inc. v. Ionis Pharmaceuticals, Inc.

25-cv-01130 Filed
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Case Summary

Arrowhead Pharmaceuticals, Inc. initiated this civil action against Ionis Pharmaceuticals, Inc., likely involving patent or trademark disputes as indicated by a report to the Commissioner of Patents. The case is docketed as 25-cv-01130. The filings suggest a focus on intellectual property rights protection and enforcement.

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Key Issues

  • Patent infringement
  • Trademark issues
  • Intellectual property enforcement
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Case Timeline

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Other April 13, 2026

1:25-cv-01130 Arrowhead Pharmaceuticals, Inc. v. Ionis Pharmaceuticals, Inc.

In the case between Arrowhead Pharmaceuticals and Ionis Pharmaceuticals, a report concerning patents or trademarks was submitted to the Commissioner of Patents. This step is part of the legal process to address intellectual property issues relevant to the dispute. It matters because it helps clarify the ownership and rights related to patents or trademarks involved in the case.

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1 article