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Joinder Practice at PTAB Accounts for Common Patent Troll Tactic

Joinder Practice Extends Beyond Dissimilar Parties Joinder practice at the Patent Trial & Appeal Board (PTAB) provides strategic opportunities for members of Joint Defense Groups (JDG). JDGs are especially common in patent troll assertions. Petitions from JDG co-defendants for joinder of...

PTAB Divided Over Practice of Issue Joinder

Expanded Panel at Odds Over Statutory Interpretation of § 315(c) Yesterday, the Patent Trial & Appeal Board (PTAB) issued a rare expanded panel Order in Target Corp. v. Destination Maternity Corp ., (IPR2014-00508) ( here ). In the Order, a divided panel denied issue joinder under 35 U.S...

PTAB "Target Practice"

Debate Over Issue Joinder Continues Back in September, the Patent Trial & Appeal Board (PTAB) issued a rare expanded panel Order in Target Corp. v. Destination Maternity Corp ., (IPR2014-00508) [ an enhanced version of this opinion is available to lexis.com subscribers ]. In the Order, a divided...