USPTO serial 98645649
BIOSTOP
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Mar 17, 2026
- Examiner
- CROWDER-SCHAEFER, ANDREW W
- 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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If you own this trademark, we can monitor new filings and help with USPTO deadlines. If you do not, we can file a new U.S. application.
Current trademark owner
Monitor this mark, or talk with CopyMark about this registration.
Not the owner?
File a new U.S. trademark application, or speak with our attorneys.
Owner
Irving, TX, US
Irving, TX, US
Irving, TX, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Edyta Zydorek
Edyta Zydorek NCH Corporation2727 Chemsearch Boulevard6N LegalIrving, TX 75062Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 040 | Portable water treatment services, namely, delivery and management of chemicals used to disinfect open recirculating water systems, potable water systems and process water systems | ACTIVE | Jun 13, 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 |
|---|---|---|---|
| Mar 17, 2026 | NRCC | NOTICE OF REGISTRATION CONFIRMATION EMAILED | — |
| Mar 17, 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. |
| Feb 25, 2026 | SUNA | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED | — |
| Feb 25, 2026 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| Feb 24, 2026 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Feb 24, 2026 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Feb 24, 2026 | ALIE | ASSIGNED TO LIE | — |
| Feb 18, 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 10, 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 10, 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 10, 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. |
| Feb 8, 2026 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| Feb 7, 2026 | AITU | CASE ASSIGNED TO INTENT TO USE PARALEGAL | — |
| Aug 4, 2025 | IUAF | USE AMENDMENT FILED | — |
| Aug 4, 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. |
| May 6, 2025 | 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 11, 2025 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Mar 11, 2025 | 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. |
| Mar 5, 2025 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Feb 14, 2025 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Feb 10, 2025 | DOCK | ASSIGNED TO EXAMINER | — |
| Feb 9, 2025 | MDSM | NOTICE OF DESIGN SEARCH CODE E-MAILED | — |
| Feb 9, 2025 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Jul 12, 2024 | NWAP | NEW APPLICATION ENTERED | — |