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Topsoe, Inc. et al.
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L'AIR LIQUIDE, SOCIÉTÉ ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCÉDÉS GEORGES CLAUDE
Dispute Summary
Topsoe has filed an IPR petition challenging Air Liquide’s 2023 hydrogen‑production patent (US 11,673,805). The challenger alleges anticipation and obviousness over four prior‑art references and seeks cancellation of claims 1‑6, 11 and 12.
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