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Squires Stands By Ending Skincare IPR Over ITC Overlap

By Dani Kass ( April 21, 2026, 4:42 PM EDT) -- U.S. Patent and Trademark Office Director John Squires has shot down Sinclair Pharma Ltd.'s request to revive its challenge to Hydrafacial LLC's skin treatment patent, which the director had terminated based on related proceedings at the U.S. International Trade Commission....

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