ONEFOUR BIO
Live / Allowed — Published for opposition (as of 18 Aug 2026)
What this means for you
Approved and waiting on proof of use. It will register unless the applicant drops it, and its 17 Jun 2025 filing date already counts against anyone who files later.
Record
- Serial number
- 79436629
- Mark type
- Word mark
- Filed
- 17 Jun 2025
- Published for opposition
- 18 Aug 2026
- Attorney of record
- Max Vern
Goods and services
- Class 001 — Chemicals: Biochemical preparations for use in science, research and development, namely multivalent proteins and antibodies, for use in the fields of immuno-oncology, inflammation, auto-immune and hematological conditions and diseases
- Class 005 — Pharmaceuticals: Pharmaceutical and veterinary preparations prepared with multivalent proteins and antibodies for the treatment of immune-oncology, auto-immune and hematological conditions and diseases in the biotechnology, pharmaceutical, biopharmaceutical and medical industries
- Class 042 — Scientific and technological services: Biochemistry consultation, research and advisory services for medical research laboratory and scientific laboratory, namely bacteriological and biochemical laboratories; preparation of scientific research reports by scientists, engineers, analysts, laboratory assistants and technicians, for industry and government services; scientific research, industrial research and search in the nature of biotechnological, pharmaceutical, biopharmaceutical and medical research and development of new products for third parties, in the field of multivalent proteins and antibodies, in the fields of immuno-oncology, auto-immune and hematological conditions and diseases
Owner
- Merus B.V., NL
- Merus B.V., NL
- Merus N.V., NL
Prosecution history
- 18 Aug 2026 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 18 Aug 2026 — PUBLISHED FOR OPPOSITION
- 12 Aug 2026 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 28 Jul 2026 — LIMITATION FROM THE IB EXAMINED, NO ACTION IS NEEDED
- 22 Jul 2026 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 01 Jul 2026 — TEAS/EMAIL CORRESPONDENCE ENTERED
- 01 Jul 2026 — CORRESPONDENCE RECEIVED IN LAW OFFICE
- 01 Jul 2026 — TEAS RESPONSE TO OFFICE ACTION RECEIVED
- 28 May 2026 — TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS
- 28 May 2026 — ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
- 28 May 2026 — TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
- 28 May 2026 — APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
- 28 May 2026 — TEAS CHANGE OF OWNER ADDRESS RECEIVED
- 07 May 2026 — RESTRICTION OF HOLDER'S RIGHT OF DISPOSAL RECEIVED
- 19 Mar 2026 — CHANGE OF OWNER RECEIVED FROM IB