PatentN.D. Cal.4:25-cv-09558

Google LLC v. Headwater Research LLC

Summary

Google seeks declaratory judgment against Headwater Research in patent dispute over unspecified 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

Coverage events: 1P · 1D · 4N (6 articles)

Coverage breakdown — the articles behind the meter

1 plaintiff-favorable · 1 defendant-favorable · 4 neutral articles

The meter counts distinct coverage events, not articles: 1 plaintiff · 1 defendant · 4 neutral events — a burst of same-stance coverage counts once, however many outlets ran it.

Plaintiff-favorable
Defendant-favorable

Coverage sentiment vs. docket activity over time

Coverage sentiment vs. docket activity over time▲ plaintiff-favorable▼ defendant-favorable2025-11-10 · coverage 0P / 1D / 1N2025-12-15 · coverage 0P / 0D / 1N2026-04-13 · coverage 0P / 0D / 1N2026-04-20 · coverage 1P / 0D / 0N2026-06-15 · coverage 0P / 0D / 1NDocketFiled 2025-11-05Nov 25Feb 26Jun 26filingruling■ plaintiff■ defendantweekly coverage · docket events

Counsel of record

For the plaintiff
Court
U.S. District Court, Northern District of California
Docket no.
4:25-cv-09558
Nature of suit
Patent
Judge
Jon S. Tigar
Filed
2025-11-05
Last filing
2026-08-16

Cause

28:2201 Declaratory Judgement

Entities in this case

Docket entries

  1. 2026-05-26

    No description on file

  2. 2026-05-26

    No description on file

  3. 2026-04-22

    No description on file

  4. 2026-04-07

    No description on file

  5. 2026-04-06

    No description on file

  6. 2026-02-17

    No description on file

  7. 2026-02-17

    Set Deadline/Hearing re ECF No. 41 ORDER. An Updated Joint Case Management Statement due by 5/19/2026. Initial Case Management Conference set for 5/26/2026 at 02:00 PM - Videoconference Only. This proceeding will be held via a Zoom webinar.Webinar Access: All counsel, members of the public, and media may access the webinar information at https://www.cand.uscourts.gov/jst Court Appearances: Advanced notice is required of counsel or parties who wish to be identified by the court as making an appearance or will be participating in the argument at the hearing. One list of names of all counsel appearing for all parties must be sent in one email to the CRD at jstcrd@cand.uscourts.gov no later than 05/22/2026 at 2:00PM PST.Civ LR 77-3(d). Persons granted access to court proceedings held by telephone or videoconference are reminded that photographing, recording, and rebroadcasting of court proceedings, including screenshots or other visual copying of a hearing, is absolutely prohibited.Zoom Guidance and Setup: https://www.cand.uscourts.gov/zoom/. (dms, COURT STAFF) (Filed on 2/17/2026)

  8. 2026-02-15

    No description on file

  9. 2026-02-02

    No description on file

  10. 2026-02-02

    Set/Reset Hearing re: 37 Renotice as to 35 MOTION to Dismiss FOR LACK OF PERSONAL JURISDICTION. The briefing schedule remains in effect. Motion Hearing set for 4/16/2026 at 02:00 PM - Videoconference Only before Judge Jon S. Tigar. This proceeding will be held via a Zoom webinar.Webinar Access: All counsel, members of the public, and media may access the webinar information at https://www.cand.uscourts.gov/jst Court Appearances: Advanced notice is required of counsel or parties who wish to be identified by the court as making an appearance or will be participating in the argument at the hearing. One list of names of all counsel appearing for all parties must be sent in one email to the CRD at jstcrd@cand.uscourts.gov no later than 04/15/2026 at 2:00PM PST.Civ LR 77-3(d). Persons granted access to court proceedings held by telephone or videoconference are reminded that photographing, recording, and rebroadcasting of court proceedings, including screenshots or other visual copying of a hearing, is absolutely prohibited.Zoom Guidance and Setup: https://www.cand.uscourts.gov/zoom/. (dms, COURT STAFF) (Filed on 2/2/2026)

  11. 2026-01-27

    No description on file

  12. 2025-12-29

    No description on file

  13. 2025-12-04

    No description on file

  14. 2025-11-21

    No description on file

  15. 2025-11-21

    No description on file

  16. 2025-11-21

    No description on file

  17. 2025-11-21

    No description on file

  18. 2025-11-06

    No description on file

  19. 2025-11-06

    No description on file

  20. 2025-11-05

    No description on file

Docket history from CourtListener/RECAP — most recent first.

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View on CourtListener →Open in feed →Last updated 2026-08-16