PTABWatch Blog

PTABWatch, provided by Marshall, Gerstein & Borun LLP, analyzes and reports recent developments concerning Post-Grant Proceedings at the Patent Trial and Appeal Board (PTAB) of the U.S. Patent and Trademark Office (USPTO), including Inter Partes Review (IPR), Post Grant Review (PGR), and Covered Business Method (CBM) proceedings.

Recent Blog Posts

  • Keep Your Distance: The PTAB Limits Direct Communication Between a Party and an Opposing Expert On July 7, 2015, the Patent Trial and Appeal Board issued an order in Square, Inc. v. Think Computer Corporation, CBM2014-00159, stating that any ex parte communication between a Patent Owner and an opposing expert outside the presence of counsel is “wholly inappropriate.”  The order arose following an email communication sent from Aaron Greenspan, inventor of U.S. Patent No. 8,396,808 at issue and President/CEO of Think Computer Corporation, directly to Norman Sadeh-Koniecpol, Ph.D., a professor at Carnegie Mellon University and expert for the Petitioner.  In... More