---
title: "Sight Sciences wins $55.4M patent judgment, 10% ongoing royalty on Hydrus sales"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/283828321.md"
description: "Sight Sciences has secured a final judgment of $55.4 million and a 10% ongoing royalty from Alcon for willful patent infringement. The judgment confirms the validity of three patents and includes $34 million in past damages, $14.7 million in supplemental damages, and $6.8 million in interest. The ongoing royalty applies to Hydrus sales until the last patent expires. However, the award is subject to appeal by Alcon, and no funds will be received until the appeal process is complete."
datetime: "2026-04-23T12:03:01.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/283828321.md)
  - [en](https://longbridge.com/en/news/283828321.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/283828321.md)
---

# Sight Sciences wins $55.4M patent judgment, 10% ongoing royalty on Hydrus sales

**Sight Sciences announced a final judgment awarding $55.4 million and a 10% ongoing royalty related to willful patent infringement by Alcon.**

**Key Highlights:**

-   Final Judgment upholds jury finding that three Sight Sciences patents were valid and willfully infringed by Alcon.
-   Monetary award totals $55.4 million: $34.0M past damages, $14.7M supplemental damages, $6.8M interest.
-   Ongoing 10% royalty on Hydrus revenue through expiration of the last asserted patent.
-   Award is subject to Alcon appeal; no funds received until appeals are exhausted or time to appeal lapses.

Original SEC Filing: Sight Sciences, Inc. \[ SGHT \] - 8-K - Apr. 23, 2026

**Disclaimer**

This is an AI-powered summary. It may contain inaccuracies. Consider verifying important information with the source. Please note this summary is solely based on documents filed with the SEC.

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