An IPR of issued patent claims is statutorily limited to prior art challenges based on patents and printed publications under § 102 (novelty) or § 103 (obviousness). The PTAB may not institute an IPR of existing patent claims...more
The PTAB may institute IPR proceedings only on the basis of certain prior art that is potentially invalidating under § 102 (novelty) or § 103 (obviousness). The PTAB may not institute IPR on any other unpatentability grounds,...more
The definiteness requirement for patent claims is set forth in Section 112(b), mandating that a patent specification conclude with one or more claims “particularly pointing out and distinctly claiming subject matter which the...more
Last year, the Federal Circuit vacated the Board’s original decision denying the patent owner’s motion to amend two claims in IPR2014-00090, holding that the Board erred by “insist[ing] that the patent owner discuss whether...more