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Assignor Estoppel & Inter-Partes Review: Arista Networks, Inc. v. Cisco Systems, Inc.
  • Dilworth IP
  • USA
  • November 13 2018

Arista Networks, Inc. (Arista) petitioned for an IPR of Cisco Systems, Inc.’s (“Cisco”) patent, U.S. 7,340,597, relating to protecting computer


Error 101: Director Iancu Wants to Clarify Patentable Subject Matter
  • Finnegan, Henderson, Farabow, Garrett & Dunner LLP
  • USA
  • October 25 2018

On September 24, 2018, USPTO Director Andrei Iancu told the Intellectual Property Owners Association (IPO) that examiners, applicants, patent owners


Board Terminates Motion to Amend, Citing Inefficient Use of Resources
  • Jones Day
  • USA
  • October 17 2018

The Board recently exercised its discretion to terminate trial and obviate the Patent Owner’s pending Motion to Amend, after the Federal Circuit


Federal Circuit puts nail in coffin for petitioner’s case challenging casket patent
  • Marshall Gerstein & Borun LLP
  • USA
  • September 24 2018

In Matthews International Corporation v. Vandor Corporation, No. 2017-1889 (Fed. Cir. Mar. 27, 2018) (non-precedential), the Federal Circuit affirmed


Clarified: Standing Requirements and Burden Shifting Framework in IPR Proceedings
  • Jones Day
  • USA
  • September 21 2018

Any person or entity may file an IPR proceeding to invalidate a patent, regardless of whether it faces a specific threat of infringement. An adverse


PTAB Debates Standard for Reasonable Number of Substitute Claims
  • Ropes & Gray LLP
  • USA
  • September 18 2018

Given the complications associated with amending litigated claims, amendment is still relatively rare at the Patent Trial & Appeal Board (PTAB). Yet


CAFC Explains PTAB Burden Shift for Claimed Ranges
  • Ropes & Gray LLP
  • USA
  • September 17 2018

Since the Federal Circuit's decision in Magnum Oil, the Patent Trial & Appeal Board (PTAB) has been mindful that the ultimate burden of persuasion


Post Grant Proceedings: Recent Developments & Precedential Proceedings
  • Kilpatrick Townsend & Stockton LLP
  • USA
  • September 5 2018

The overall institution rate continues to decline and is at 61 in FY2018. Overall, the institution rate remains higher for electricalcomputer and


PTAB Must Consider Reply Arguments that Merely Expand on Petitioner’s Original Positions
  • Finnegan, Henderson, Farabow, Garrett & Dunner LLP
  • USA
  • September 5 2018

In Ericsson Inc. v. Intellectual Ventures I LLC, No. 2017-1521 (Fed. Cir. Aug. 27, 2018), Ericsson appealed a PTAB decision finding that claims 1-3


IPRPGR Update: Recent Uptick in Motion to Amend Grant Rate is Promising Sign for Patent Owners
  • Kilpatrick Townsend & Stockton LLP
  • USA
  • September 4 2018

The PTAB has long been hesitant in granting motions to amend. But a recent review of motion to amend statistics shows that they are being granted with