PTAB Reviews Found Constitutional

The Federal Circuit has ruled against MCM Portfolio LLC, which had argued that all America Invents Act reviews are unconstitutional because they deprive patent owners of the right to a jury trial on the validity of their patent.

AIA Patent Reviews Are Constitutional, Fed. Circ. Rules - Law360
The Patent Trial and Appeals Board’s inter partes review process is constitutional, the Federal Circuit ruled Wednesday, rejecting an appeal from the owner of a now-invalid flash memory patent that sued Hewlett-Packard Co. for infringement.