The Patent Trial and Appeal Board has denied institution of an inter partes review, in part because the petitioner failed to show that a key reference qualified as prior art. The PTAB ruled that the petitioner was required to...more
The Federal Circuit has reversed the District of Delaware’s ruling that added an inventor to a patent. The Federal Circuit found that the contribution by the added inventor was not significant when measured against the...more
The Patent Trial and Appeal Board (PTAB) has rejected a patent owner’s argument that judicial estoppel should prevent a petitioner from making obviousness arguments in support of its petition for inter partes review (IPR)....more