IP enforcement in cross-border ecommerce requires more than listing-by-listing takedowns. This article explains how U.S. brand owners can build a stronger enforcement strategy through rights preparation, evidence preservation, platform complaints, border measures, Schedule A litigation, and Section 337 when repeated infringement becomes systematic.

A Section 337 investigation conducted by the U.S. International Trade Commission (ITC) is a quasi-judicial proceeding that addresses unfair trade practices related primarily to intellectual property (IP) infringement involving imported products. This analysis covers the Section 337 investigation process, strategies of complainants and respondents, filing requirements, and hearing procedures.