CLEARFLAME
Live / Allowed — Fifth extension granted (statement of use) (as of 30 Jul 2026)
What this means for you
Approved and waiting on proof of use. It will register unless the applicant drops it, and its 23 Nov 2022 filing date already counts against anyone who files later.
Record
- Serial number
- 97690154
- Mark type
- Word mark
- Filed
- 23 Nov 2022
- Published for opposition
- 17 Oct 2023
- Attorney of record
- Brian J. Focarino
Goods and services
- Class 037 — Building construction and repair services: Land vehicle engine conversion services, namely, customizing equipment to allow engines to use non-fossil fuels; small engine conversion services, namely, customizing equipment to allow engines to use non-fossil fuels
Owner
- CLIMATE ENERGY INVESTMENTS LLC, LOS ALTOS, CA, US
- ClearFlame Technologies ABC, LLC, Boston, MA, US
- ClearFlame Engines, Inc., Geneva, IL, US
- ClearFlame Engines, Inc., Geneva, IL, US
Prosecution history
- 31 Jul 2026 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 30 Jul 2026 — SOU EXTENSION 5 GRANTED
- 10 Jun 2026 — SOU EXTENSION 5 FILED
- 10 Jun 2026 — SOU TEAS EXTENSION RECEIVED
- 13 Dec 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 12 Dec 2025 — SOU EXTENSION 4 GRANTED
- 12 Dec 2025 — SOU EXTENSION 4 FILED
- 12 Dec 2025 — SOU TEAS EXTENSION RECEIVED
- 29 Oct 2025 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 15 Sept 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
- 28 Aug 2025 — SOU EXTENSION 3 GRANTED
- 12 Jun 2025 — SOU EXTENSION 3 FILED
- 17 Jul 2025 — AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
- 12 Jun 2025 — SOU TEAS EXTENSION RECEIVED
- 03 Mar 2025 — NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED