Chris Ponder

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Left Empty Handed: Valve Shut Down on Written Prior Art, Highlighting Importance of System Art

System art is of increasing importance in patent disputes despite being frequently overlooked or “left for later” in many cases.  A recent decision in the Ironburg Inventions v. Valve Corp. case highlights the importance of system prior art, particularly as IPR success rates have dropped from their high points in 2012-15.… Continue Reading

Perils of Waiting: PTAB’s Precedential Opinion Panel Designates Two More Decisions Rejecting 315(b) Arguments Regarding Time Bars

In two decisions recently designated as “precedential,” the PTAB rejected two theories raised by petitioners for why the service of a complaint should not trigger Section 315(b)’s one-year time bar for filing a petition. In the first case, the Board rejected the petitioner’s argument that a complaint must be served by a plaintiff that has … Continue Reading

PTAB Continues to Preclude PTAB Challenges That It Views As Untimely

In a proceeding that included Patent Office Director Andrei Iancu on the panel, the PTAB issued an order this past week denying institution of 3 IPRs filed by Valve. The decision demonstrates that the PTAB continues to tighten its standards for institution of post-grant challenges, including based upon considerations related to what it perceives as … Continue Reading

Challenges in Filing Successful IPR Petitions for Video Game Patents

Video game patents being asserted in litigation are frequently challenged by defendants at the Patent Trial and Appeals Board by filing a petition requesting inter partes review (IPR), post-grant review (PGR), or (less frequently) covered business method review (CBM). Gaming companies need to be cautious in preparing these petitions as the PTAB continues to increase its … Continue Reading
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