PTAB Grants Lower Rate Of IPRs As Patent Owners Fight Back

By Erin Coe (January 26, 2016, 4:35 PM EST) -- The Patent Trial and Appeal Board is instituting a lower percentage of inter partes reviews, a drop that may have to do with both a surge in lower-quality petitions attacking the validity of patents and greater efforts by patent owners to fight challenges early on, according to attorneys.

The PTAB has granted a shrinking number of IPR petitions per patent over the years — from 86 percent in 2013 to 74 percent in 2014 and 65 percent last year — according to a review of PTAB statistics from 2013 to Oct. 31, 2015, by Nathan Speed, a Wolf Greenfield & Sacks...

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