News & Analysis as of

Reversal Patent Examinations Patent Litigation

MoFo Life Sciences

Is Your Claim Open or Closed? Claim Construction Takes on a New Meaning in Eye Therapies, LLC v. Slayback Pharma, LLC

MoFo Life Sciences on

On June 30, 2025, the Federal Circuit issued a precedential decision in Eye Therapies, LLC v. Slayback Pharma, LLC, reversing the Patent Trial and Appeal Board’s (PTAB’s) claim construction of the phrase “consisting...more

Knobbe Martens

Examiner Amendments Can Trigger Prosecution History Estoppel

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Amgen, Inc. v. Amneal Pharmas. LLC et al - Before Newman, Lourie, and Taranto.  Appeal from the U.S. District Court for the District of Delaware. Summary: An examiner amendment may give rise to prosecution history...more

Knobbe Martens

Federal Circuit Review - November 2019

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The Appointments Clause: Ensuring That PTAB Decisions Are Subject to Constitutional Checks and Balances  In Arthrex, Inc. v. Smith & Nephew, Inc., Appeal No. 18-2251, the Federal Circuit ruled that, under the then-existing...more

Knobbe Martens

Nantkwest v. Iancu

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Federal Circuit Summary - En Banc (excl. Chen), Opinion for the court filed by Stoll, joined by Newman, Lourie, Moore, O’Malley, Wallach, and Taranto. Appeal from the United States District Court for the Eastern District...more

Skadden, Arps, Slate, Meagher & Flom LLP

Federal Circuit Denies PTO Attorneys’ Fees

On July 27, 2018, the Federal Circuit ruled that a patent applicant’s obligation to pay the U.S. Patent and Trademark Office’s (PTO) “expenses” for district court proceedings to review patent application rejections does not...more

Schwabe, Williamson & Wyatt PC

Latest Federal Circuit Court Cases - June 2018

Aatrix Software, Inc. v. Green Shades Software, Inc., Appeal No. 2017-1452 (Fed. Cir. May 31, 2018) and Berkheimer v. HP Inc., Appeal No. 2017-1437 (Fed. Cir. May 31, 2018) - In these two, published, precedential orders...more

Ladas & Parry LLP

Federal Circuit Saves 10k Patents By Reversing District Court Decision In Immersion Corp V HTC

Ladas & Parry LLP on

On Tuesday, June 22, in the case of Immersion Corporation v. HTC, The Federal Circuit on appeal reversed a decision by the Delaware district court, which had held a patent granted on a continuation application to be invalid...more

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