Page 2 - Kattison Avenue Newsletter - Spring 2026 - Issue 16

Letter From the Editor

This spring, advertising trends are blooming Outside Counsel Cynthia Martens follows with an update
across digital platforms, influencer partnerships on California’s new textile and apparel Extended Producer
and generative artificial intelligence (GenAI), Responsibility (EPR) law, its registration requirements and
and regulators are watching closely. The Spring the July 1 deadline for producers, despite pending industry
2026 issue of Kattison Avenue opens with Intellectual Property litigation. After, we hear again from Asena, along with Financial
Associate Katie O’Brien recounting key takeaways and Markets and Funds Associate Alexander Kim and Litigation
considerations for advertisers from this year’s Katten-hosted Partner and Deputy General Counsel David Halberstadter, who
ANA Advertising Law 1-Day Conference, which revolved share the outcome of a lawsuit that we’ve previously reported
around a common theme: regulators are moving aggressively on against Vivienne Westwood by three UK-based graffiti
to keep pace with rapidly artists. Finally, Cynthia tells
evolving technology, shifting us about a new project of
political priorities and the BBB National Programs’
increasingly sophisticated Center for Industry Self-
marketing practices. Regulation, the Institute
for Responsible Influence,
Next, Commercial Litigation
which has introduced
Associate Asena Baran
a certification program
delves into a recent decision
for influencers that drills
from the Central District of
down on disclosure
California that may narrow
requirements and other
Section 230 protections for
legal fundamentals with the
tech platforms using GenAI
James Andrews1/Shutterstock.com aim of increasing consumer
tools to create unlawful
trust.
advertising, potentially
exposing them to direct liability for illegal or false content. Thank you, as always, to our readers, and we hope that you
Then, with the 2026 FIFA World Cup fast approaching, enjoy this edition of our newsletter. If you have advertising law
Advertising and Brand Litigation Associate Matthew questions, please don’t hesitate to reach out to me or Katten’s
Messina explains how trademark owners can use targeted, Advertising and Brand Litigation team.
venue-specific “Schedule A” litigation to combat counterfeit
Jessica G. Kraver
merchandise while navigating courts’ increasing scrutiny of
broad online enforcement tactics.

In This Issue

What Advertisers Need to Know From the 2026 ANA Advertising Law 1-Day Conference
Bouck Could Make It Easier to Sue Tech Companies That Provide Generative AI Tools to Advertisers on Their Platforms
The 2026 FIFA World Cup: Kick Off for Seizure Season 2026

California’s Trash Talk
UK-Based Graffiti Artists Dismiss Their US Lawsuit Against Vivienne Westwood
A Good Influence
News to Know

2 Kattison Avenue | Spring 2026