PTAB Greenlights Three Petitions Against One Patent, PTAB Litigation Blog
Although the PTAB had previously stated that it would “rarely” be appropriate for a petitioner to file multiple petitions against the same patent, in Dolby Laboratories, Inc. v. Intertrust Technologies Corp., IPR 2020-01104; -01105; -01106, Paper No. 14 (-01105) (PTAB, Jan. 5, 2021),the PTAB found that it was appropriate for Dolby Laboratories, Inc. (“Dolby”) to file three petitions against U.S. Patent No. 8,191,157 B2 (“the ‘157 patent”), although it denied institution on one of the three for substantive reasons.
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