USPTO serial 97493218
KORRO BIO
Reviewed by CopyMark Law Group
Status 734Notice of Allowance
- Filing date
- Status date
- Registration date
- —
- Examiner
- ROSSMAN, WILLIAM M
- Law office
- INTENT TO USE SECTION
What this means
The USPTO has issued a Notice of Allowance. To complete registration you generally need to file a Statement of Use or an extension request before the deadline.
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Owner
Cambridge, MA, US
Cambridge, MA, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Tiffany D. Gehrke
Tiffany D. Gehrke Marshall, Gerstein & Borun LLP233 S Wacker Drive6300 Willis TowerChicago, IL 60606Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 040 | Custom manufacture of biomedical compounds comprised of nucleotide polymers or biomedical compounds comprised of ribonucleic acid polymers for use in genetic research, pharmaceutical therapies, medical research and treatment of various conditions and disorders | 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.
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| May 20, 2026 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| May 19, 2026 | EX5G | SOU EXTENSION 5 GRANTED | — |
| May 18, 2026 | EEXT | SOU TEAS EXTENSION RECEIVED | The applicant requested more time to file a Statement of Use before the Notice of Allowance deadline. Each extension typically adds six months. A limited number of extensions are available for intent-to-use applications not yet in use. |
| May 17, 2026 | EXT5 | SOU EXTENSION 5 FILED | — |
| Dec 30, 2025 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Dec 30, 2025 | EX4G | SOU EXTENSION 4 GRANTED | — |
| Dec 22, 2025 | EEXT | SOU TEAS EXTENSION RECEIVED | The applicant requested more time to file a Statement of Use before the Notice of Allowance deadline. Each extension typically adds six months. A limited number of extensions are available for intent-to-use applications not yet in use. |
| Dec 21, 2025 | EXT4 | SOU EXTENSION 4 FILED | — |
| Jul 9, 2025 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Jul 9, 2025 | EX3G | SOU EXTENSION 3 GRANTED | — |
| Jul 9, 2025 | DPCC | DIVISIONAL PROCESSING COMPLETE | — |
| Jun 24, 2025 | DRRR | DIVISIONAL REQUEST RECEIVED | — |
| Jun 24, 2025 | ERTD | TEAS REQUEST TO DIVIDE RECEIVED | — |
| Jun 24, 2025 | EEXT | SOU TEAS EXTENSION RECEIVED | The applicant requested more time to file a Statement of Use before the Notice of Allowance deadline. Each extension typically adds six months. A limited number of extensions are available for intent-to-use applications not yet in use. |
| Jun 24, 2025 | 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. |
| Jun 23, 2025 | EXT3 | SOU EXTENSION 3 FILED | — |
| Apr 3, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Apr 3, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Apr 3, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Jan 25, 2025 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Jan 24, 2025 | EX2G | SOU EXTENSION 2 GRANTED | — |
| Jan 7, 2025 | TPEX | SOU EXTENSION RECEIVED WITH TEAS PETITION | — |
| Jan 7, 2025 | NREV | NOTICE OF REVIVAL - E-MAILED | — |
| Jan 7, 2025 | PETG | PETITION TO REVIVE-GRANTED | — |
| Jan 7, 2025 | PROA | TEAS PETITION TO REVIVE RECEIVED | — |
| Jan 2, 2025 | EXT2 | SOU EXTENSION 2 FILED | — |
| Aug 20, 2024 | NOAC | CORRECTED NOA E-MAILED | — |
| Aug 20, 2024 | DPCC | DIVISIONAL PROCESSING COMPLETE | — |
| Aug 8, 2024 | DRRR | DIVISIONAL REQUEST RECEIVED | — |
| Aug 2, 2024 | AITU | CASE ASSIGNED TO INTENT TO USE PARALEGAL | — |
| Jun 13, 2024 | ERTD | TEAS REQUEST TO DIVIDE RECEIVED | — |
| Jun 11, 2024 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Jun 11, 2024 | EX1G | SOU EXTENSION 1 GRANTED | — |
| Jun 11, 2024 | EXT1 | SOU EXTENSION 1 FILED | — |
| Jun 11, 2024 | EEXT | SOU TEAS EXTENSION RECEIVED | The applicant requested more time to file a Statement of Use before the Notice of Allowance deadline. Each extension typically adds six months. A limited number of extensions are available for intent-to-use applications not yet in use. |
| Jan 2, 2024 | 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. |
| Nov 7, 2023 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Nov 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. |
| Oct 18, 2023 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Sep 30, 2023 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Sep 29, 2023 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Sep 29, 2023 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Sep 29, 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. |
| Aug 28, 2023 | XELG | APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED | — |
| Aug 28, 2023 | XELR | APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED | — |
| May 31, 2023 | 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. |
| May 31, 2023 | 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. |
| May 31, 2023 | 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. |
| May 25, 2023 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| May 25, 2023 | 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 25, 2023 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| May 15, 2023 | ZZZX | PREVIOUS ALLOWANCE COUNT WITHDRAWN | — |
| May 9, 2023 | PBCR | WITHDRAWN FROM PUB - OG REVIEW QUERY | — |
| Apr 27, 2023 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Apr 20, 2023 | DOCK | ASSIGNED TO EXAMINER | — |
| Jul 26, 2022 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Jul 11, 2022 | NWAP | NEW APPLICATION ENTERED | — |