PTABWATCH Blog

https://www.ptabwatch.com/author/ntilton/

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

  • Claim Term Read Out by PTAB Constituted “Harmless Error” In a recent non-precedential decision, Snap-on Inc. v. Milwaukee Elec. Tool Corp., No. 2017-1305, 2018 WL 935454 (Fed. Cir. Feb. 16, 2018), the Federal Circuit affirmed the PTAB’s final written decisions in several IPRs that upheld challenged claims of Milwaukee Tool patents as nonobvious, although the court determined that the PTAB erred in construing a disputed claim term. The IPRs addressed claim construction of a so-called “20-Amp Limitation” relating to the characteristics of lithium-ion battery cells arrayed within a battery pack... More