EXTNSN ENGINE
Dead / Cancelled — Cancelled — Section 8 (as of 10 Jul 2026)
What this means for you
This registration has been cancelled; it no longer blocks anyone on its own. The name may be available, but check before relying on it — rights can also come from actual use, not only from the register.
Record
- Serial number
- 88460674
- Registration number
- 5948618
- Mark type
- Design + words
- Filed
- 05 Jun 2019
- Published for opposition
- 15 Oct 2019
- Registered
- 31 Dec 2019
- Attorney of record
- Glyn Polson
Goods and services
- Class 042 — Scientific and technological services: Custom design and development of computer platforms for providing online educational courses and educational learning experiences; Developing customized software in the field of educational learning computer platforms; and Developing customized software in the field of computerized courses for others; Customizing computer software; Developing customized software for others
Owner
- ExtensionEngine, LLC, Cambridge, MA, US
- ExtensionEngine, LLC, Cambridge, MA, US
- ExtensionEngine, LLC, Cambridge, MA, US
Prosecution history
- 10 Jul 2026 — CANCELLED SEC. 8 (6-YR)
- 31 Dec 2024 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 31 Dec 2019 — REGISTERED-PRINCIPAL REGISTER
- 15 Oct 2019 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 15 Oct 2019 — PUBLISHED FOR OPPOSITION
- 25 Sept 2019 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 12 Sept 2019 — ASSIGNED TO LIE
- 09 Sept 2019 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 09 Sept 2019 — EXAMINER'S AMENDMENT ENTERED
- 09 Sept 2019 — NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
- 09 Sept 2019 — EXAMINERS AMENDMENT E-MAILED
- 09 Sept 2019 — EXAMINERS AMENDMENT -WRITTEN
- 03 Sept 2019 — NOTIFICATION OF NON-FINAL ACTION E-MAILED
- 03 Sept 2019 — NON-FINAL ACTION E-MAILED
- 03 Sept 2019 — NON-FINAL ACTION WRITTEN