SPERO THERAPEUTICS
Live / Registered — Registered — Sections 8 & 15 accepted and acknowledged (as of 23 Jan 2026)
What this means for you
Registered since 24 Sept 2019. The owner can stop confusingly similar uses in the classes it covers.
Record
- Serial number
- 88054231
- Registration number
- 5869579
- Mark type
- Stylized text
- Filed
- 26 Jul 2018
- Published for opposition
- 29 Jan 2019
- Registered
- 24 Sept 2019
- Attorney of record
- Jonathan M. Gelchinsky
Goods and services
- Class 005 — Pharmaceuticals: Pharmaceutical preparations, namely, antibiotics
- Class 042 — Scientific and technological services: Pharmaceutical research services; Pharmaceutical drug development service
Owner
- SPERO THERAPEUTICS, INC., Cambridge, MA, US
- SPERO THERAPEUTICS, INC., Cambridge, MA, US
- SPERO THERAPEUTICS, INC., Cambridge, MA, US
Prosecution history
- 23 Jan 2026 — NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED
- 23 Jan 2026 — REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.
- 13 Jan 2026 — CASE ASSIGNED TO POST REGISTRATION PARALEGAL
- 09 Oct 2025 — TEAS SECTION 8 & 15 RECEIVED
- 24 Sept 2024 — COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
- 13 Dec 2021 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 13 Dec 2021 — TEAS CHANGE OF CORRESPONDENCE RECEIVED
- 13 Dec 2021 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 13 Dec 2021 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 13 Dec 2021 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 24 Sept 2019 — REGISTERED-PRINCIPAL REGISTER
- 22 Aug 2019 — NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
- 21 Aug 2019 — ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
- 27 Jul 2019 — STATEMENT OF USE PROCESSING COMPLETE
- 08 Jul 2019 — USE AMENDMENT FILED