C4 THERAPEUTICS
Live / Allowed — Notice of allowance issued (as of 24 Mar 2026)
What this means for you
Approved and waiting on proof of use. It will register unless the applicant drops it, and its 16 Nov 2023 filing date already counts against anyone who files later.
Record
- Serial number
- 98273584
- Mark type
- Design + words
- Filed
- 16 Nov 2023
- Published for opposition
- 27 Jan 2026
- Attorney of record
- Douglas R. Wolf
Goods and services
- Class 005 — Pharmaceuticals: pharmaceutical preparations for the prevention and treatment of diseases and disorders, namely, cancer and tumors; pharmaceutical preparations for the treatment of immune system related diseases and disorders
- Class 042 — Scientific and technological services: pharmaceutical research and development services
Owner
- C4 Therapeutics, Inc., Watertown, MA, US
- C4 Therapeutics, Inc., Watertown, MA, US
Prior registrations
Prosecution history
- 24 Mar 2026 — NOA E-MAILED - SOU REQUIRED FROM APPLICANT
- 27 Jan 2026 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 27 Jan 2026 — PUBLISHED FOR OPPOSITION
- 21 Jan 2026 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 31 Dec 2025 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 14 Jul 2025 — PRELIMINARY/VOLUNTARY AMENDMENT - ENTERED
- 14 Jul 2025 — TEAS VOLUNTARY AMENDMENT RECEIVED
- 24 Dec 2024 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 24 Dec 2024 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 24 Dec 2024 — TEAS RESPONSE TO OFFICE ACTION RECEIVED
- 21 Nov 2024 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 21 Nov 2024 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 21 Nov 2024 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 18 Jul 2024 — APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED
- 18 Jul 2024 — APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED