HYDROGEN HOT TUBE
Live / Allowed — Published for opposition (as of 24 Feb 2026)
What this means for you
Approved and waiting on proof of use. It will register unless the applicant drops it, and its 07 Apr 2025 filing date already counts against anyone who files later.
Record
- Serial number
- 99124980
- Mark type
- Stylized text
- Filed
- 07 Apr 2025
- Published for opposition
- 24 Feb 2026
- Attorney of record
- Amy L Greywitt
Goods and services
- Class 007 — Machines and machine tools: Electrical and electronic apparatus and equipment all for use in generating energy obtained from alternative energy sources; Electrical and electronic apparatus and equipment for use in generating energy obtained from alternative energy sources; Electrical and electronic apparatus and equipment that facilitate catalytic reactions all for use in generating energy obtained from alternative energy sources; Electrical and electronic apparatus and equipment for use in generating energy obtained from hydrogen
- Class 011 — Environmental control apparatus: Heat generators; heat generators that generate heat using hydrogen
- Class 040 — Treatment of materials: Generation of energy; generation of thermal energy; Generation of energy via hydrogen
Owner
- Brillouin Energy Corp., Emeryville, CA, US
- Brillouin Energy Corp., Emeryville, CA, US
Prosecution history
- 24 Feb 2026 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 24 Feb 2026 — PUBLISHED FOR OPPOSITION
- 18 Feb 2026 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 29 Jan 2026 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 27 Jan 2026 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 27 Jan 2026 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 27 Jan 2026 — TEAS RESPONSE TO OFFICE ACTION RECEIVED
- 27 Jan 2026 — NOTIFICATION OF NON-FINAL ACTION E-MAILED
- 27 Jan 2026 — NON-FINAL ACTION E-MAILED
- 27 Jan 2026 — NON-FINAL ACTION WRITTEN
- 05 Dec 2025 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 05 Dec 2025 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 05 Dec 2025 — TEAS RESPONSE TO OFFICE ACTION RECEIVED
- 08 Sept 2025 — NOTIFICATION OF NON-FINAL ACTION E-MAILED
- 08 Sept 2025 — NON-FINAL ACTION E-MAILED