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Analysis of USPTO post-issuance proceedings

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New PTAB Rules Take Effect May 2, 2016

Photo of Talbot Hansum (US)Photo of Andrew Liddell (US)
By Talbot Hansum (US) & Andrew Liddell (US) on April 28, 2016

The Patent Office has published a final rule with amendments to 37 CFR § 42, et seq., governing IPR, CBM, PGR, and derivation proceedings before the Patent Trial and Appeal Board. The new rules take effect Monday, May 2,…

PTAB cautiously authorizes motion to disqualify expert

Photo of George Jordan (US)
By George Jordan (US) on September 14, 2015

In Agila Specialties Inc. v. Cephalon, Inc., the PTAB provided guidance on seeking the disqualification of an expert. Although the Board authorized the Patent Owner to file a Motion to Disqualify the Petitioner’s expert on the basis of an…

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Expert testimony is not always necessary to show unpatentability in IPRs

By NRF Digital Team on March 5, 2015

In Guangdong Xinbao Electrical Appliances Holdings v. Adrian Rivera, the PTAB denied a motion to exclude an expert declaration relied upon by the Petitioner in its Reply to the Patent Owner’s Response. In its ruling, the Board took the…

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Patent Challenges provides reports, updates, commentary and insight on new decisions and other happenings related to post-issuance proceedings (IPR, PGR and CBM) at the Patent Trial and Appeal Board of the USPTO. Contributors are drawn from our deep roster of IP lawyers with experience in patent litigation, patent prosecution and post-issuance proceedings.

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