Companies demand too many do-overs; the U.S. Patent and Trademark Office behaves like no other federal agency; and the recent suggestion in a New York Times op-ed that lower court judges have the power to make so-called patent trolls pay for vexatious litigation is unfair and misleading.

Koh issued her pronouncements Tuesday night on a panel moderated by Weil, Gotshal & Manges partner Edward Reines that also included the founder of patent aggregator Intellectual Ventures, the GC of Cisco Systems Inc. and the charismatic chief judge of the U.S. Court of Appeals for the Federal Circuit.