USPTO serial 79436629
ONEFOUR BIO
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Oct 6, 2026
- Examiner
- DWYER, JOHN D
- Law office
- FILE REPOSITORY (FRANCONIA)
What this means
Status 700 means the trademark is registered and active on the Principal Register. You have nationwide rights for the listed goods and services and may use ®. Section 8 maintenance is due between years five and six. Calendar Section 8 between years five and six, and consider trademark monitoring.
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Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Max Vern
Max Vern Amster, Rothstein & Ebenstein LLP405 Lexington AvenueNew York, NY 10174United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 001 | 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 | ACTIVE | — |
| 005 | 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 | ACTIVE | — |
| 042 | 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 | ACTIVE | — |
Related trademarks
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
- Other trademarks owned by Merus N.V.
- Other trademarks owned by Merus B.V.
- Other trademarks owned by Merus B.V.
- Other trademarks owned by Merus B.V.
- Other trademarks in Class 001
- Other trademarks in Class 005
- Other trademarks in Class 042
- Similar marks named ONEFOUR BIO
- Recently changed USPTO trademarks
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- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Oct 6, 2026 | NRCC | NOTICE OF REGISTRATION CONFIRMATION EMAILED | — |
| Oct 6, 2026 | R.PR | REGISTERED-PRINCIPAL REGISTER | Your trademark is registered on the Principal Register — the strongest form of federal trademark protection. You may use the ® symbol for the covered goods and services. Maintenance filings (Section 8 and renewals) are required to keep the registration alive. |
| Aug 18, 2026 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Aug 18, 2026 | PUBO | PUBLISHED FOR OPPOSITION | Your mark was published in the USPTO Official Gazette for a 30-day opposition window. During that period, third parties who believe they would be harmed can file an opposition. If no opposition is filed, prosecution usually continues toward registration or a Notice of Allowance. |
| Aug 12, 2026 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Jul 28, 2026 | LIMN | LIMITATION FROM THE IB EXAMINED, NO ACTION IS NEEDED | — |
| Jul 22, 2026 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Jul 1, 2026 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Jul 1, 2026 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Jul 1, 2026 | TROA | TEAS RESPONSE TO OFFICE ACTION RECEIVED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| May 28, 2026 | ECDR | TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS | — |
| May 28, 2026 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| May 28, 2026 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| May 28, 2026 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| May 28, 2026 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| May 7, 2026 | RHRD | RESTRICTION OF HOLDER'S RIGHT OF DISPOSAL RECEIVED | — |
| Mar 19, 2026 | CHLD | CHANGE OF OWNER RECEIVED FROM IB | — |
| Jan 22, 2026 | RFNT | REFUSAL PROCESSED BY IB | — |
| Jan 5, 2026 | RFCS | NON-FINAL ACTION MAILED - REFUSAL SENT TO IB | — |
| Jan 4, 2026 | RFRR | REFUSAL PROCESSED BY MPU | — |
| Nov 25, 2025 | RFCR | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW | — |
| Nov 24, 2025 | CNRT | NON-FINAL ACTION WRITTEN | A non-final Office Action means the USPTO examining attorney has raised at least one issue with your trademark application but has not made a final decision. You usually have three months to respond with arguments, amendments, or evidence. Missing the deadline can abandon the application. |
| Nov 18, 2025 | DOCK | ASSIGNED TO EXAMINER | — |
| Nov 17, 2025 | MAFR | APPLICATION FILING RECEIPT MAILED | — |
| Nov 17, 2025 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Nov 13, 2025 | REPR | SN ASSIGNED FOR SECT 66A APPL FROM IB | — |