In an October 28, 2025 memorandum, the US Patent and Trademark Office (USPTO) Director designated Corning Optical Communications RF, LLC v. PPC Broadband Inc. as precedential, formally restoring the USPTO prior practice of requiring inter partes review (IPR) petitioners to identify all real parties in interest (RPIs) before IPR institution.
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USPTO Director Reverts to Requiring IPR Petitions to Identify All Real Parties in Interest
