PTAB Grants Rare Motion to Amend

Unlike reexamination proceedings, inter partes review (IPR) proceedings rarely allow amendments to the claims to overcome a prior art invalidity challenge. In nearly all cases, the challenged claims of an IPR remain the same from start to finish. Recently, however, the PTAB allowed the patent owner to cancel all original claims of the patent in favor of five brand new claims never existing prior to the IPR.

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