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PTAB Terminates Instituted IPRs After Petitioner Becomes Estopped from Challenging the Claims

  • February 4, 2018
  • Robert Gravois

The PTAB terminated two instituted IPRs because the petitioner became estopped from challenging the claims as a result of final written decisions issuing in other IPRs. The estoppel provisions of 35 U.S.C. § 315(e) attach to an IPR petitioner once…

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About the Author

Robert Gravois is a partner at Thomas | Horstemeyer LLP with extensive experience in patent office proceedings, including inter partes review (IPR), covered business method (CBM), reexamination, and interference proceedings. He has represented clients in proceedings at the Patent Trial and Appeal Board, in federal district courts throughout the country, and at the Court of Appeals for the Federal Circuit. Learn more.

About the Firm

Thomas | Horstemeyer LLP is a nationally recognized intellectual property law firm headquartered in Atlanta with approximately 40 attorneys and patent agents serving clients all over the world. The firm offers services in all areas in intellectual property, including patents, trademarks, trade secrets, and copyrights. All of Thomas | Horstemeyer’s attorneys and patent agents have technical backgrounds, with many holding advanced masters and doctorate degrees in their respective technical fields. Learn more.

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