Pieper v. Meta Platforms, Inc. et al - Product Liability
Summary
M.P., through Guardian Ad Litem Bonieta Pieper, filed a civil product liability complaint in the Northern District of California on April 1, 2026. The complaint names Meta Platforms, Inc., ByteDance, Inc., ByteDance, Ltd., TikTok, Inc., Google LLC, Instagram, LLC, Facebook Operations, LLC, Facebook Payments, Inc., and Siculus, Inc. as defendants. The nature of suit is listed as Personal Injury Product Liability under diversity jurisdiction.
What changed
M.P. filed a civil complaint in the Northern District of California (Case No. 3:26-cv-02815) alleging personal injury product liability against nine defendants including Meta Platforms, ByteDance, TikTok, Google, and related subsidiaries. The plaintiff is represented by Guardian Ad Litem Bonieta Pieper. The complaint was filed on April 1, 2026, and the case has been assigned to the San Francisco courthouse.
Technology companies named as defendants should monitor this litigation for potential implications related to social media product liability claims. Defendants will need to respond to the complaint according to federal procedural deadlines. Compliance teams at Meta, ByteDance, and Google should track case developments as adverse rulings could affect industry-wide liability exposure for social media platform operators.
Source document (simplified)
Pieper v. Meta Platforms, Inc. et al
Case Number: 3:26-cv-02815 Location: San Francisco Case Type: Civil Case Basis: Diversity Nature of Suit: Personal Inj. Prod. Liability Date Filed:
April 1, 2026
Last Filing Date:
April 1, 2026
View Publicly Available Documents Case Summary No summary of this case is available
Recent Filings
| Date Filed | Docket Number | Document Description |
| --- | --- | --- |
| 04-01-26 | 1 | COMPLAINT of M. P., by and through her Guardian Ad Litem, Bonieta Pieper against ByteDance, Inc., ByteDance, Ltd, Facebook Operations, LLC, Facebook Payments, Inc., Google LLC, Instagram, LLC, Meta Platforms, Inc., Siculus, Inc., TikTok, Inc. |
| 04-01-26 | 2 | Proposed Summons. (Rockstad, Trevor) |
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