USPTO serial 97855620
SUTRO
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Jun 23, 2026
- Examiner
- IN, SUNG HYUN
- 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
South San Francisco, CA, US
South San Francisco, CA, US
South San Francisco, CA, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Karen Won
Karen Won MINTZ, LEVIN, COHN, FERRIS, GLOVSKY, AND POPEO P.CONE FINANCIAL CENTERBOSTON, MA 02111United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 005 | Pharmaceutical and biological preparations for the immune system targeting immuno-oncology pathways; Pharmaceutical and biological preparations for use in oncology; Pharmaceuticals and biological preparations for prophylactic, diagnostic, and therapeutic use in treating, preventing, and managing cancer; Therapeutic agents for medical use, namely, proteins and derivatives, antibody-drug conjugates, immunostimulatory anti-drug conjugates, cytokines, bispecific antibodies, and engineered antibodies for destroying tumor cells and stimulating immune response; Vaccines; Bacterial lysate preparations and bacterial extract preparations, for use in the cell free production of therapeutic proteins and peptides for medical use | ACTIVE | Jul 5, 2017 |
| 040 | Custom manufacturing of pharmaceuticals and therapeutic agents for medical use; Custom manufacturing of bacterial lysate preparations and bacterial extract preparations | ACTIVE | Aug 11, 2014 |
| 042 | Research and development in the fields of pharmaceuticals, biologics, chemistry, protein engineering, proteins and derivatives, antibody-drug conjugates, immunostimulatory anti-drug conjugates, cytokines, bispecific antibodies, engineered antibodies, oncology, and immunology; Providing medical scientific research information in the fields of pharmaceuticals, biologics, chemistry, protein engineering, proteins and derivatives, antibody-drug conjugates, immunostimulatory anti-drug conjugates, cytokines, bispecific antibodies, engineered antibodies, oncology, and immunology; Drug discovery, custom design, and development services featuring therapeutic agents for the treatment and prevention of diseases | ACTIVE | Aug 11, 2014 |
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 Sutro Biopharma, Inc.
- Other trademarks owned by Sutro Biopharma, Inc.
- Other trademarks owned by Sutro Biopharma, Inc.
- Other trademarks in Class 005
- Other trademarks in Class 040
- Other trademarks in Class 042
- Similar marks named SUTRO
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jun 23, 2026 | NRCC | NOTICE OF REGISTRATION CONFIRMATION EMAILED | — |
| Jun 23, 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. |
| May 29, 2026 | SUNA | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED | — |
| May 29, 2026 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| May 5, 2026 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| May 5, 2026 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| May 4, 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. |
| Feb 3, 2026 | 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. |
| Feb 3, 2026 | 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. |
| Feb 3, 2026 | CNRT | SU - 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. |
| Jan 13, 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. |
| Jan 5, 2026 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Jan 2, 2026 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| Jul 2, 2025 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Jul 2, 2025 | EX2G | SOU EXTENSION 2 GRANTED | — |
| Jul 1, 2025 | IUAF | USE AMENDMENT FILED | — |
| Jul 1, 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. |
| Jul 1, 2025 | EXT2 | SOU EXTENSION 2 FILED | — |
| Jul 1, 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. |
| Mar 3, 2025 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Jan 16, 2025 | EX1G | SOU EXTENSION 1 GRANTED | — |
| Jan 15, 2025 | EXT1 | SOU EXTENSION 1 FILED | — |
| Jan 15, 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. |
| Jul 16, 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. |
| May 21, 2024 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| May 21, 2024 | 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. |
| May 1, 2024 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Apr 17, 2024 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Apr 17, 2024 | XAEC | EXAMINER'S AMENDMENT ENTERED | — |
| Apr 17, 2024 | ALIE | ASSIGNED TO LIE | — |
| Apr 16, 2024 | GNEN | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED | — |
| Apr 16, 2024 | GNEA | EXAMINERS AMENDMENT E-MAILED | — |
| Apr 16, 2024 | CNEA | EXAMINERS AMENDMENT -WRITTEN | — |
| Mar 19, 2024 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Mar 19, 2024 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Mar 19, 2024 | 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. |
| Dec 20, 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. |
| Dec 20, 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. |
| Dec 20, 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. |
| Dec 19, 2023 | DOCK | ASSIGNED TO EXAMINER | — |
| Apr 18, 2023 | MDSC | NOTICE OF DESIGN SEARCH CODE E-MAILED | — |
| Apr 16, 2023 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Mar 28, 2023 | NWAP | NEW APPLICATION ENTERED | — |