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Case / Trial ID Number
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Category
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Patent
Trademark
Copyright
Design
Filing Date
Decision Verdict Date
Court / Tribunal
Bench / Panel Judges
Petitioner / Claimant (Plaintiff)
IPG Photonics Corporation
Respondent / Defendant
Trumpf Laser- Und Systemtechnik GMBH
Dispute Summary
IPG Photonics has filed an IPR petition seeking cancellation of all 20 claims of TRUMPF’s ’054 laser‑fiber patent, alleging obviousness over a suite of prior‑art fiber‑laser references. The petition outlines four grounds covering the full claim set.
Outcome / Ruling
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