Litigation involving US Patent 9402120

9402120

Earin AB v. Skullcandy, Inc.

Active

Docket:: 1:24-cv-00275
Court:: U.S. District Court for the District of Delaware
Filed:: 2024-03-01

Earin filed a complaint alleging that Skullcandy's products directly infringe on at least claim 20 of the '120 patent. Skullcandy's motion to dismiss the first amended complaint was denied on November 14, 2024, and the case is ongoing.

Earin AB v. Sennheiser Electronic Corporation

Dismissed

Docket:: 1:2024cv00274
Court:: U.S. District Court for the District of Delaware
Filed:: 2024-03-01
Terminated:: 2024-04-25

Patents:9402120

π Earin AB Δ Sennheiser Electronic Corporation

The case was terminated via a stipulation of dismissal which was granted on April 25, 2024.

Earin AB v. Audio-Technica U.S., Inc.

Active

Docket:: 5:2025cv01534
Court:: U.S. District Court for the Northern District of Ohio
Filed:: 2025-07-23

Patents:9402120

π Earin AB Δ Audio-Technica U.S., Inc.

Earin AB filed a complaint for patent infringement, and an amended complaint was filed on January 16, 2026. The case is ongoing.