News & Analysis as of July 15, 2025

Claim Construction

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The Leahy-Smith America Invents Act is a United States federal statute enacted in 2011 aimed at simplifying the U.S. patent system and allowing inventions to be brough to market sooner. The AIA makes significant changes to the patent system, including changing from a first-to-invent scheme to a first-to-file scheme, eliminating interference proceedings and developing post-grant opposition. less -

PTAB Year in Review – Caveat Experimenter: Using Experimental Data in PTAB Proceedings Comes With Risks

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 3/7/2025

Parties involved in Patent Trial and Appeal Board (PTAB) proceedings sometimes contemplate submitting experimental data to support their positions. Although such data can be useful, there also are risks. Several recent cases...more

2021 PTAB Year in Review: Analysis & Trends: Editors' Introduction

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 3/8/2022

Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed patent litigation. In its first...more

2021 PTAB Year in Review: Analysis & Trends

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 3/7/2022

[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more

Qiagen North America Holdings Inc. v. Handylab, Inc. (Fed. Cir. 2021)

McDonnell Boehnen Hulbert & Berghoff LLP on 11/12/2021

The inter partes review (IPR) provisions of the Leahy-Smith America Invents Act have been castigated by many for the propensity of the Patent Trial and Appeal Board (PTAB) to find claims challenged in these proceedings to be...more

IP Hot Topic: USPTO Releases a Second Update to the PTAB Trial Practice Guide

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 7/30/2019

On July 15, 2019, the USPTO released a second update to Trial Practice Guide for AIA proceedings. The 64-page update reflects some of the recent opinions that the Board has designated as precedential and includes helpful...more

Trial Practice Guide Updates – Multiple Petitions, Claim Construction, and PO Testimonial Evidence

Jones Day on 7/24/2019

On July 15, 2019, the USPTO’s Patent Trial and Appeal Board (PTAB) published a second update to the AIA Trial Practice Guide (TPG) (“2nd Update”), providing additional guidance for trial practice before the Board. The...more

Intellectual Property Bulletin - Summer 2018

Fenwick & West LLP on 7/11/2018

In This Issue - US Taxation of IP After Tax Reform - U.S. taxation of intellectual property has become astoundingly more complex after the Tax Cuts and Jobs Act. The new rules are so complex that the IRS and Treasury...more

Federal Circuit Appeals from the PTAB: Summaries of Key 2017 Decisions

Sterne, Kessler, Goldstein & Fox P.L.L.C. on 3/19/2018

In 2016, the US Court of Appeals for the Federal Circuit docketed more appeals from the US Patent and Trademark Office (PTO) than any other venue—a first in its over 30-year history. The post grant proceedings created by the...more

Patent Office Issues Final Rule Amending the Rules of Practice for Trials at the PTAB

Bryan Cave Leighton Paisner on 4/25/2016

The U.S. Patent and Trademark Office (Patent Office) has issued a final rule that addresses aspects of trial practice for America Invents Act (AIA) proceedings before the Patent Trial and Appeal Board (PTAB), takes effect May...more

The New AIA Rules May Help Patent Owners Avoid Trial

Foley & Lardner LLP on 4/6/2016

On May 2, 2016, the amendments to the Rules of Practice for Trials Before the Patent Trial and Appeal Board go into effect, and apply “to all AIA petitions filed on or after the effective date and to any ongoing AIA...more

PTO Issues New Final Rules for PTAB Proceedings

Latham & Watkins LLP on 4/6/2016

New rules give more options to patent owners and petitioners in pre-institution phase. On March 31, 2016, the Patent and Trademark Office (PTO) issued new final rules to govern practice before the Patent Trial and Appeal...more

New Rules For Patent Validity Challenges: What You Need To Know

Lathrop GPM on 4/6/2016

On March 31, 2016, the United States Patent & Trademark Office (USPTO) issued new final rules to make targeted modifications to the existing consolidated set of rules implementing provisions of the Leahy-Smith America Invents...more

USPTO to Implement Significant Rule Changes for AIA Trial Proceedings Impacting Both Petitioners and Patent Owners

Womble Bond Dickinson on 4/6/2016

The United States Patent and Trademark Office (USPTO) has released the final set of the latest round of changes to the rules governing inter partes review, post grant review, and other AIA trial proceedings before the Patent...more

U.S. Patent and Trademark Office Announces Rule Amendments for Trials Before the Patent Trial and Appeal Board

Morrison & Foerster LLP on 4/4/2016

In an April 1, 2016 Federal Register Notice (“Notice”),1 the United States Patent and Trademark Office (“Office”) finalized amendments to rules governing trial practice for inter partes review, post-grant review, transitional...more

New PTAB Trial Rules Proposed

McDermott Will & Emery on 9/3/2015

On August 19, 2015, the U.S. Patent and Trademark Office (USPTO) published a proposal to amend the existing rules of practice for inter partes review (IPR), post-grant review (PGR), the transitional program for covered...more

Patent Board’s Proposed New Rules for PTAB Trials

Morgan Lewis on 8/26/2015

The PTAB issues its second round of proposed rule changes. The Patent Trial and Appeal Board (PTAB) just issued its second round of proposed rule changes to post-patent issuance review proceedings (Inter Partes Reviews,...more

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