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Expert Testimony Evidence Patent Trial and Appeal Board

McDermott Will & Emery

Is Evidence of All Claimed Elements in Prior Art Enough? Not Without Motivation to Combine

The US Court of Appeals for the Federal Circuit reversed a Patent Trial & Appeal Board obviousness decision, finding that disclosure in the prior art of all recited claim elements across multiple references, without more,...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

PTAB Strategies and Insights Newsletter - May 2023: Kyocera and the Brewing Debate Over Expert Qualifications at the PTAB

Technical experts play a key role in patent litigation, including in PTAB litigation. Indeed, experts are often the only witnesses to provide testimony in PTAB proceedings, and final written decisions often hinge on which...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions

As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

PTAB Strategies and Insights Newsletter: May 2022: Split Panel Weighs General Skepticism Differently in Obviousness Inquiry

In a recent opinion by the Federal Circuit, Auris Health, Inc. v Intuitive Surgical Operations, Inc., Case 2021-1732, the panel split on the weight of general industry skepticism in an obviousness analysis and split on...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

PTAB Strategies and Insights Newsletter: May 2022

The PTAB Strategies and Insights newsletter provides timely updates and insights into how best to handle proceedings at the USPTO. It is designed to increase return on investment for all stakeholders looking at the entire...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

2021 PTAB Year in Review: Analysis & Trends: Expert Bad Behavior: The Problem and Potential Solutions

Imagine sitting in a conference room with your carefully crafted set of questions for a deposition, and you are exploring the basis for an opposing expert’s opinions. But instead of giving thoughtful answers, the expert...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

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

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

Sterne, Kessler, Goldstein & Fox P.L.L.C.

2021 PTAB Year in Review: Analysis & Trends

[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

Jones Day

Motion to Exclude Improper Vehicle For Addressing Non-Responsive Evidence

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In Apple, Inc. v. Parus Holdings, Inc. (IPR2020-00686), the PTAB denied the Patent Owner’s motion to exclude portions of the Petitioner’s supplemental expert declaration. Here the Patent Owner sought to exclude a number of...more

Mintz - Intellectual Property Viewpoints

Patent Owner Tip #2 for Surviving An Instituted IPR: Don’t Swing for the Fences in IPR Depositions

As discussed in our previous post, one of the most critical tasks for Patent Owners during the Inter Partes Reviews (“IPR”) discovery period is deposing the Petitioner’s expert. Since IPR depositions are treated differently...more

McDermott Will & Emery

Unsupported Expert Testimony Isn’t Enough to Establish Motivation to Combine

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit determined that a Patent Trial and Appeal Board (PTAB) finding regarding motivation to combine based only on conclusory expert testimony was not supported by substantial...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

PTAB Strategies and Insights - November 2019: The Board's Reliance on Expert's Conclusory Statements May Not Meet Substantial...

In a recent precedential decision, TQ Delta, LLC v. Cisco Systems, Inc., the Federal Circuit reversed a pair of USPTO inter partes review proceedings that invalidated all claims of two related U.S. patents because “the...more

Jones Day

PTAB Grants Rare Request For Live Witness Testimony In IPR

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While PTAB proceedings are ordinarily decided “on the papers,” in certain rare cases the Board will permit live witness testimony at the oral hearing. The Board’s precedential decision in K-40 v. Escort explains that...more

McDermott Will & Emery

PTAB: Lawyers Permitted to Confer with Witnesses to Prepare Redirect

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Addressing the scope of Patent Trial and Appeal Board (PTAB) guidelines that prohibit lawyers from conferring with their witness during cross-examination, the PTAB designated as precedential a 2014 decision permitting lawyers...more

Jones Day

Precedential PTAB Order Addresses Witness Examination

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The PTAB panel in Focal Therapeutics, Inc. v. SenoRx, Inc., Case IPR2014-00116 (PTAB July 21, 2014) (Paper 19), provided certain clarifications with regard to the ability to confer with witnesses during examination. This...more

McDermott Will & Emery

PTAB Clarifies when Live Testimony at Oral Argument Is Permitted, and Motion to Amend Practice

The Patent Trial and Appeal Board (PTAB) designated as precedential four decisions addressing America Invents Act proceedings and issues of live testimony at oral argument and motions to amend under 35 USC § 316(d)....more

Jones Day

Precedential: Live Testimony Not Permitted Absent Prior Declaration

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In a recent decision that the PTAB designated as precedential, the Board denied a patent owner’s request to provide live testimony from the inventor of the challenged patent at the oral hearing. In DePuy Synthes Products,...more

Jones Day

PTAB Deputy Chief Judge Bonilla Provides Claim Amendment Pilot Insights

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On November 27th, Acting Deputy Chief Administrative Patent Judge Jacqueline Bonilla presented a webinar on the PTAB’s proposed Motion to Amend pilot program. In October 2018, the Patent Office published a request for...more

Akin Gump Strauss Hauer & Feld LLP

PTAB Denies Request to Cross-Examine Experts Because Declarations Were Prepared for Other Proceedings and Were Not “Critical”...

In an ongoing inter partes review (IPR) proceeding, the Patent Trial and Appeal Board (the “Board”) denied Petitioner Nestlé Healthcare Nutrition, Inc.’s request to cross examine two expert witnesses after Patent Owner...more

Foley & Lardner LLP

Revamped PTAB Trial Practice Guide Holds Surprises

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The Patent Trial and Appeal Board (“PTAB”) issued its initial Trial Practice Guide in August 2012, shortly before America Invents Act (“AIA”) post-grant proceedings became available. That Guide had not been supplemented or...more

Fenwick & West LLP

Intellectual Property Bulletin - Summer 2018

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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

Jones Day

Unsupported Expert Opinion Insufficient To Contradict The Prior Art

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In Ericsson Inc. v. Intellectual Ventures I LLC, No. 2016-1671, 2018 WL 2407172 (Fed. Cir. 2018), a divided panel of the Federal Circuit reversed a PTAB decision that had sustained the patentability of claim 1 of U.S. Patent...more

Jones Day

No Genuine Issue of Fact Where Petitioner’s Claim Construction Is Wrong

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The PTAB’s recent decision denying rehearing in United Microelectronics Corp. v. Lone Star Silicon Innovations LLC, IPR2017-01513, Paper 10 (PTAB May 22, 2018) sheds light on the Board’s practice under 37 C.F.R. 42.108(c),...more

Jones Day

Not So Secondary: Overcoming Obviousness With Objective Indicia

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On April 2, 2018, the PTAB issued a final written decision in Fox Factory finding that the petitioner failed to carry its burden in showing the instituted claims were unpatentable as obvious. Fox Factory, Inc. v. SRAM, LLC,...more

Mintz - Intellectual Property Viewpoints

Establishing Obviousness: A Fundamental Case of Evidence Over Arguments

The Federal Circuit affirmed the Patent Trial and Appeal Board’s inter partes review decision declaring various claims of patent owner Thales’ U.S. Patent No. 6,474,159 (“the ‘159 patent”) nonobvious. In doing so, the Federal...more

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