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Patents JMOL Patent Invalidity

McDermott Will & Schulte

Specification controls: Written description must be clear

The US Court of Appeals for the Federal Circuit reversed a district court’s decision upholding patent validity, finding that the subject patent’s specification clearly established that the written description failed to...more

McDermott Will & Schulte

Dim damages methods can doom bright ideas

In a mixed ruling on evidentiary exclusions and damages methodology, the US Court of Appeals for the Federal Circuit affirmed in part, reversed in part, vacated in part, and remanded a district court’s decision that excluded...more

Fish & Richardson

Texas Patent Litigation Monthly Wrap-Up: March 2023

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March's Texas Patent Litigation Monthly Wrap-Up covers decisions addressing post-verdict JMOL, the point at which cases become exceptional, and the standard for amending invalidity contentions, among other issues....more

McDermott Will & Schulte

Footnote Doesn’t Preserve Claim Construction Argument, but Patent Owner Must Observe “Nose of Wax” Principle

The US Court of Appeals for the Federal Circuit rejected an insufficiently developed claim construction challenge and found noninfringement where the patentee argued that a key feature shared by the accused device and the...more

McDermott Will & Schulte

Broad Genus of HCV Compounds Wasn’t Enabled or Described

McDermott Will & Schulte on

In a case relating to compounds for the treatment of the Hepatitis C virus (HCV), the US Court of Appeals for the Federal Circuit upheld a district court’s grant of judgment as a matter of law (JMOL) for lack of enablement...more

Knobbe Martens

Federal Circuit Review - October 2019

Knobbe Martens on

The PTAB Cannot Approve or Deny Certificates of Correction - In Honeywell International, Inc. v. Arkema Inc., Arkema France, Appeal Nos. 2018-1151, -1153, the Patent Trial and Appeal Board (“Board”) does not have the...more

Knobbe Martens

Federal Circuit Review | May 2017

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Federal Circuit Affirms Different Invalidity Results at PTAB and District Court - In Novartis AG v. Noven Pharmaceuticals Inc., Appeal Nos. 2016-1678, 2016-1679, the Federal Circuit held that prior judicial opinions...more

McDermott Will & Emery

Multiplying Claim Requirements After Trial Makes Things Impermissibly Complex (Wi-LAN, Inc. v. Apple, Inc.)

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After a jury found non-infringement and invalidity of two asserted patent claims, the U.S. Court of Appeals for the Federal Circuit affirmed the district court’s denial of the patent owner’s judgment as a matter of law (JMOL)...more

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