Common Ownership Exception Leads to Petition Deni

Common Ownership Exception Leads to Petition Denial, PTAB Litigation Blog

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The PTAB recently denied Trend Micro, Inc.’s (Petitioner) inter partes review petition against Open Text, Inc. and Webroot, Inc. (Patent Owners) challenging all claims of U.S. Pat. No. 8,201,243. Trend Micro, Inc. v. Open Text, Inc., IPR2023-01390, Paper 17 (PTAB Feb. 14, 2024). Specifically, the PTAB found that a primary reference included in every ground was commonly owned by the same person (Webroot), and therefore 35 U.S.C. § 103(c)(1) disqualified this reference as prior art. Id. at 8.

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