USPTO serial 97255735
QUARTET
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Dec 5, 2023
- Examiner
- WANG, YUAN YUAN
- Law office
- PUBLICATION AND ISSUE SECTION
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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Current trademark owner
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Not the owner?
File a new U.S. trademark application, or speak with our attorneys.
Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Aaron D. Hendelman
Aaron D. Hendelman WILSON SONSINI GOODRICH & ROSATI650 Page Mill RoadPalo Alto, CA 94304United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 010 | Medical device for brain neural signal processing; medical apparatus and instruments, namely, a microelectronics system comprised of cranial hubs, cortical modules, microelectrodes, assays, transceivers, microchips, and signal processors for measuring, transforming, transferring, and communicating electrophysiological signals in the brain | ACTIVE | Sep 27, 2023 |
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.
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Dec 15, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Dec 15, 2025 | 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. |
| Dec 15, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Nov 24, 2025 | WOAG | WITHDRAWAL OF ATTORNEY GRANTED | — |
| Nov 24, 2025 | WOAR | TEAS WITHDRAWAL OF ATTORNEY RECEIVED | — |
| Dec 5, 2023 | NRCC | NOTICE OF REGISTRATION CONFIRMATION EMAILED | — |
| Dec 5, 2023 | 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. |
| Nov 1, 2023 | SUNA | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED | — |
| Oct 31, 2023 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| Oct 11, 2023 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| Oct 11, 2023 | AITU | CASE ASSIGNED TO INTENT TO USE PARALEGAL | — |
| Sep 29, 2023 | IUAF | USE AMENDMENT FILED | — |
| Sep 29, 2023 | EISU | TEAS STATEMENT OF USE RECEIVED | The applicant filed a Statement of Use with specimens showing the mark in actual commerce. The USPTO will review the filing for compliance. If accepted, the mark can proceed to registration; if deficient, the USPTO may issue a requirement or office action. |
| May 2, 2023 | NOAM | NOA E-MAILED - SOU REQUIRED FROM APPLICANT | A Notice of Allowance means your intent-to-use application cleared examination and opposition but is not registered yet. You must file a Statement of Use showing the mark in commerce, or request an extension, before the deadline — usually six months from the notice date. |
| Mar 7, 2023 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Mar 7, 2023 | 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. |
| Feb 15, 2023 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Jan 31, 2023 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Jan 30, 2023 | XAEC | EXAMINER'S AMENDMENT ENTERED | — |
| Jan 30, 2023 | GNEN | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED | — |
| Jan 30, 2023 | GNEA | EXAMINERS AMENDMENT E-MAILED | — |
| Jan 30, 2023 | CNEA | EXAMINERS AMENDMENT -WRITTEN | — |
| Jan 12, 2023 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Jan 11, 2023 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Jan 11, 2023 | 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. |
| Nov 21, 2022 | GNRN | NOTIFICATION OF NON-FINAL ACTION E-MAILED | 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 21, 2022 | GNRT | NON-FINAL ACTION E-MAILED | 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 21, 2022 | 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, 2022 | DOCK | ASSIGNED TO EXAMINER | — |
| Feb 11, 2022 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Feb 10, 2022 | NWAP | NEW APPLICATION ENTERED | — |