John Doe v. Cedars-Sinai Health System et al. (Meta, Google, Microsoft also named)

Ninth Circuit companion to LCMC on federal-officer removal; active in state court.

Class action
Active — remanded to state court

Timeline

Filed
Feb 10, 2023
Key ruling
Apr 25, 2023

Key ruling

Remanded; Ninth Circuit affirmed that pixel use is not action under a federal officer.

Status note

Remanded Apr. 25, 2023 (no federal-officer jurisdiction); Ninth Circuit affirmed 2024; reportedly active in state court. | Ninth Circuit companion to LCMC on federal-officer removal.

Exposure

Pages covered

Both portal and public site

Tracking technologies named

GoogleMarketoMeta PixelMicrosoft Bing UET / Bing Ads

Data licensed under CC BY 4.0. Cite as SounderData.com Tracker Litigation Database, September 25, 2026.