PatentC.D. Cal.2:25-cv-04909

Duzy IOD LLC v. Bytedance Ltd.

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Summary

DUZY IOD is suing TikTok and ByteDance for allegedly infringing its patent technology.

Summary generated by AI from public docket data. Verify against the original filing before relying on it.

Coverage vs reality meter

Coverage vs realityNo signal

Latest ruling: neutral (2026-07-08)

Coverage sentiment vs. docket activity over time

Coverage sentiment vs. docket activity over time▲ plaintiff-favorable▼ defendant-favorableDocketFiled 2025-05-302026-05-01 · ruling · favors neutral Order2026-05-13 · filing · favors defendant Answer to Counterclaim2026-06-09 · filing · favors plaintiff Amended Complaint/Petition2026-06-18 · ruling · favors neutral Protective Order2026-06-23 · filing · favors defendant Answer to Complaint (Attorney Civil Case Opening) AND Counterclaim2026-07-08 · ruling · favors neutral STIPULATED PROTECTIVE ORDER by Magistrate Judge Diana M. Kwok. re Stipulation for Protec…2026-07-14 · filing · favors defendant Answer to Counterclaim2026-08-21 · filing · favors neutral Brief (non-motion non-appeal)2026-09-18 · filing · favors neutral Brief (non-motion non-appeal)2026-10-02 · filing · favors defendant ReplyMay 25Jan 26Oct 26filingruling■ plaintiff■ defendantweekly coverage · docket events

Counsel of record

For the plaintiff
Court
U.S. District Court, Central District of California
Docket no.
2:25-cv-04909
Nature of suit
Patent
Judge
Percy Anderson
Filed
2025-05-30
Last filing
2026-08-28

Cause

35:271 Patent Infringement

Entities in this case

Parties

DUZY IOD LLC (plaintiff) TikTok Inc. (defendant) TikTok Ltd. (defendant) Bytedance Ltd. (defendant)

Docket entries

  1. #792026-10-02

    Reply

  2. #782026-09-18

    Brief (non-motion non-appeal)

  3. #772026-08-28

    Notice (Other)

  4. #762026-08-26

    Appear Pro Hac Vice

  5. #752026-08-21

    Brief (non-motion non-appeal)

  6. #742026-08-20

    Appear Pro Hac Vice (G-64)

  7. #732026-07-31

    Statement

  8. #722026-07-14

    Answer to Counterclaim

  9. #712026-07-08

    STIPULATED PROTECTIVE ORDER by Magistrate Judge Diana M. Kwok. re Stipulation for Protective Order 68 . (See Order for Further Details). (kl)

  10. #702026-06-23

    Answer to Complaint (Attorney Civil Case Opening) AND Counterclaim

  11. #692026-06-22

    Deficiency in Summons

  12. #682026-06-18

    Protective Order

  13. #672026-06-09

    Summons Request

  14. #662026-06-09

    Amended Complaint/Petition

  15. #652026-06-03

    Order AND ~Util - Add and Terminate Parties AND ~Util - Set/Reset Deadlines/Hearings

  16. #642026-05-29

    Status Report

  17. #632026-05-13

    Answer to Counterclaim

  18. #622026-05-01

    Order

  19. 2026-03-19

    Text Only Scheduling Notice

  20. 2026-03-09

    Text Only Scheduling Notice

  21. 2026-03-03

    Generic Text Only Entry

  22. 2025-06-11

    Appear Pro Hac Vice

Docket history from CourtListener/RECAP — most recent first.

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View on CourtListener →Open in feed →Last updated 2026-08-28