News & Insights

News & Insights

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David P. Mattern

News 21 results

In the News · Source: Law360 and The AmLaw Litigation Daily

December 16, 2025
Geoffrey Drake, David Mattern, Bailey Langner and Rachel Yeung obtain a favorable dismissal on behalf of TikTok before a California federal court in a dispute over its reporting and moderating tools

Cases & Deals

December 16, 2025
King & Spalding Secures Victory for TikTok in Lawsuit Challenging Content Moderation Practices

In the News · Source: Law360

October 28, 2025
David Mattern and Geoff Drake advise TikTok before the Superior Court of the State of California on its request to toss claims against the company from an upcoming trial over the platform’s alleged harm to youth mental health

In the News · Source: Law360

October 15, 2025
Geoff Drake, David Mattern and Nicholas Mecsas-Faxon represent TikTok in a Section 230 appeal

In the News · Source: Law360

July 22, 2025
David Mattern advises TikTok before a California federal court in a dispute related to the interpretation of Section 230 of the Communications Decency Act

Recognition

June 11, 2025
King & Spalding Earns Top-Tier Rankings in Legal 500 United States 2025 Guide

In the News · Source: Law360

February 25, 2025
Bailey Langner, Geoff Drake and David Mattern counsel TikTok before a California magistrate court, which dismissed a product liability proposed class action case against the company

In the News · Source: Law360 and Courthouse News Service

October 10, 2024
Albert Giang, Geoff Drake, David Mattern, Bailey Langner and Matt Blaschke counsel TikTok in a dispute related to social media and its alleged effects on the mental health of children and teenagers

In the News · Source: Law360

October 1, 2024
Geoff Drake and David Mattern advise TikTok before the Third Circuit in a dispute related to the interpretation of Section 230 of the Communications Decency Act

In the News · Source: Law360

July 30, 2024
David Mattern advises TikTok before the New York Supreme Court in a dispute over the death of a teen who allegedly took part in a "subway surfing" social media challenge

Recognition

June 12, 2024
King & Spalding Earns Top-Tier Rankings in Legal 500 United States 2024 Guide

In the News · Source: The Recorder, Global Legal Chronicle and Law.com

June 12, 2024
K&S secures a victory on behalf of TikTok before the California JCCP in a dispute related to social media and its alleged effects on the mental health of children and teenagers