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Diagnostic Method Patent Invalidity

Linda Liu & Partners

Examples of Patents for Computer-Aided Diagnostic Methods

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The latest version of the CNIPA’s Guidelines for Patent Examination (hereinafter referred to as “the latest Guidelines”) came into force as of January 20, 2024. In comparison with the previous version of the Guidelines, there...more

Akin Gump Strauss Hauer & Feld LLP

Federal Circuit Decision Provides Opening for Preparation Methods in Diagnostic Space, But Not for Diagnostic Claims

The Federal Circuit held that two patents directed to methods of preparing samples for use in diagnostic methods are patent eligible under Section 101, reversing a decision from the District Court for the Northern District of...more

McDonnell Boehnen Hulbert & Berghoff LLP

CareDX, Inc. v. Natera, Inc. (D. Del. 2020)

Ever since the Supreme Court's decision in Mayo Collaborative Services v. Prometheus Laboratories was handed down in 2012, diagnostic method claims have been routinely invalidated by the district courts and those decisions...more

Sunstein LLP

Federal Circuit Asks Congress to Override Supreme Court's Denial of Patents for Diagnostics

Sunstein LLP on

In a remarkable collection of opinions that have no direct effect on the law, the Federal Circuit has implicitly given its support to efforts in Congress to override the Supreme Court’s decision in Mayo v. Prometheus, which...more

Bradley Arant Boult Cummings LLP

For the First Time, a Medical Treatment Patent Is Ruled Invalid Under Mayo/Myriad

As discussed in a previous blog post, since Mayo v. Prometheus, critics of medical treatment patents have advocated that such patents should be banned from patenting. While such arguments seemed futile based on the consistent...more

Knobbe Martens

Federal Circuit Review - July 2019

Knobbe Martens on

Broad Claim Language and Unpredictability in the Art Lead to Non-Enablement - In Enzo Life Sciences, Inc. v.  Roche Molecular Systems, Inc., Appeal Nos. 2017-2498, -2499, -2545, -2546, broad patent claims were invalid as...more

Knobbe Martens

Federal Circuit Review - April 2019

Knobbe Martens on

Just Because Something May Result From a Prior Art Teaching Does Not Make it Inherent in that Teaching - In Personal Web Technologies, LLC v. Apple, Inc., Appeal No. 2018-1599, the Federal Circuit clarified that the mere...more

Sunstein LLP

March 2019 IP Update - Once Again, the Federal Circuit Strikes Down Claims Directed to a Diagnostic Method

Sunstein LLP on

In Athena Diagnostics Inc. v. Mayo Collaborative Services, LLC, the Federal Circuit has once again held that claims directed to a diagnostic method are invalid under 35 U.S.C. § 101 for being directed to ineligible subject...more

McDermott Will & Emery

Diagnostic Method Found Ineligible, Again

McDermott Will & Emery on

In a post-Mayo v. Prometheus opinion addressing the subject matter eligibility of diagnostic methods based on underlying natural laws, the US Court of Appeals for the Federal Circuit affirmed the district court’s conclusion...more

Knobbe Martens

Athena Diagnostics, Inc. v. Mayo Collaborative Services

Knobbe Martens on

Federal Circuit Summaries - Before Judge Newman, Lourie and Stoll. Appeal from the United States District Court for the District of Massachusetts. Summary: Claims reciting only conventional steps to detect a natural...more

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

Federal Circuit Upholds Invalidity of Athena’s Claims Directed to Methods for Diagnosing Neurological Disorders

In Athena Diagnostics, Inc. v. Mayo Collaborative Services, a divided panel of the Federal Circuit has provided another guidepost in the search for patent-eligible subject matter in the diagnostic industry. The Court upheld a...more

Knobbe Martens

Roche Molecular Systems, Inc. v. Cepheid

Knobbe Martens on

Federal Circuit Summary - Before O’Malley, Reyna, and Hughes. Appeal from the District Court for the Northern District of California. Summary: Testing for the presence of a bacterium that causes tuberculosis and the...more

Knobbe Martens

Federal Circuit Review - May 2018

Knobbe Martens on

Priority Claims Cannot Be Incorporated by Reference - In Vanda Pharmaceuticals Inc. v. West-Ward Pharmaceuticals International Limited, Appeal Nos. 2016-2707 and 2016-2708, the Federal Circuit held that when a patent for a...more

Foley & Lardner LLP

PTAB Puts Method Of Treatment Patents Under The 101 Knife

Foley & Lardner LLP on

While the Supreme Court decisions in Myriad and Mayo have been applied to diagnostic-type claims, method of treatment patents were thought to be safe from the recent judicial expansion of the patent-(in)eligibility doctrine....more

Foley & Lardner LLP

New USPTO Guidance On Patent Eligibility Of Diagnostic Methods

Foley & Lardner LLP on

The patent eligibility examples published by the USPTO on May 5, 2016 include two new examples relating to diagnostic methods and two new examples relating to “nature-based” products. This article will consider the diagnostic...more

Foley & Lardner LLP

Sequenom Throws Diagnostic Method Patents At The Mercy Of The Supreme Court

Foley & Lardner LLP on

It comes as no surprise that Sequenom has filed a petition for certiorari to the Supreme Court, asking the Court to review the Federal Circuit decision that upheld the district court decision that held its diagnostic method...more

Foley & Lardner LLP

District Court Invalidates Cleveland Clinic Diagnostic Patents On Motion To Dismiss

Foley & Lardner LLP on

Judge Gaughan of the U.S. District Court for the Northern District of Ohio granted the defendant’s motion to dismiss after finding three Cleveland Clinic Foundation diagnostic patents invalid under 35 USC § 101. While the...more

Winstead PC

The Impact of Ariosa Diagnostics v. Sequenom on the Patent Eligibility of Biomarker Detection Methods

Winstead PC on

Under the Patent Act, one can patent “any new and useful process, machine, manufacture, or composition of matter, or any new and useful improvement thereof.” Common exceptions to what can be patented include laws of nature,...more

Foley & Lardner LLP

Federal Circuit Invalidates Another Diagnostic Patent

Foley & Lardner LLP on

In Ariosa Diagnostics, Inc. v. Sequenom, Inc., Slip Op. 2014-1139, 2014-114 (Fed. Cir. June 12, 2015), the U.S. Court of Appeals for the Federal Circuit held that Sequenom’s U.S. Patent No. 6,258,540 (the ‘540 Patent) was...more

Foley & Lardner LLP

Federal Circuit Holds Sequenom Diagnostic Method Patent Invalid Under 101

Foley & Lardner LLP on

On Friday, June 12, 2015, the Federal Circuit issued its decision in Ariosa Diagnostics, Inc. v. Sequenom, Inc., affirming the district court's finding that Sequenom’s claims are invalid under 35 USC § 101. The court's...more

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