USPTO serial 98400372
LIQUID AI
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Dec 30, 2025
- Examiner
- GARTNER, JOHN M
- 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.
Need help with LIQUID AI?
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
WHITBY, ONTARIO, CA
WHITBY, ONTARIO, CA
WHITBY, ONTARIO, CA
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Dermot Horgan
Dermot Horgan IpHorgan Ltd.195 Arlington Heights Road, Suite 125Buffalo Grove, IL 60089United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 009 | Sensors for measuring water quality, namely, for sensing compounds and groups of compounds in water; optical sensors; Downloadable software for data collection and management in the field of water quality; Downloadable software for the remote monitoring of water quality sensors; Downloadable software used to perform anomaly detection in the field of water quality by analyzing data collected from water quality sensors. | ACTIVE | Apr 25, 2020 |
| 042 | Optimization services for measuring water quality parameters for drinking water, wastewater and industrial process water, namely, sensor calibration and/or multi-sensor system calibration for improving accuracy of real-time measurement of complex water quality parameters including lab-based water quality parameters; Optimization services for process control for water treatment processes for drinking water and wastewater, namely, sensor calibration and/or multi-sensor system calibration for improving accuracy of real-time measurement of complex process control parameters, including water treatment process dosing setpoints; Software-as-a-Service (SaaS) featuring software for data collection, visualization, analytics and management in the field of water quality; Software-as-a-Service (SaaS) featuring software for the remote monitoring of water quality sensors; Software-as-a-Service (SaaS) featuring software used to perform anomaly detection in the field of water quality by analyzing data collected from water quality sensors. | ACTIVE | Apr 25, 2020 |
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 30, 2025 | NRCC | NOTICE OF REGISTRATION CONFIRMATION EMAILED | — |
| Dec 30, 2025 | 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 11, 2025 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Nov 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. |
| Nov 5, 2025 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Oct 9, 2025 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Oct 9, 2025 | IUAA | USE AMENDMENT ACCEPTED | — |
| Oct 8, 2025 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Sep 29, 2025 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Sep 29, 2025 | 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. |
| Sep 23, 2025 | 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. |
| Sep 23, 2025 | 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. |
| Sep 23, 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. |
| Sep 12, 2025 | AUPC | AMENDMENT TO USE PROCESSING COMPLETE | — |
| Sep 12, 2025 | IUAF | USE AMENDMENT FILED | — |
| Sep 12, 2025 | EAAU | TEAS AMENDMENT OF USE RECEIVED | — |
| Sep 12, 2025 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Sep 12, 2025 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Sep 12, 2025 | ERFR | TEAS REQUEST FOR RECONSIDERATION RECEIVED | — |
| Jun 11, 2025 | XELG | APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED | — |
| Jun 11, 2025 | XELR | APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED | — |
| Mar 13, 2025 | GNFN | NOTIFICATION OF FINAL REFUSAL EMAILED | — |
| Mar 13, 2025 | GNFR | FINAL REFUSAL E-MAILED | A final Office Action (final refusal) means the examining attorney is maintaining at least one refusal and your options are narrower. You can file a response addressing the refusal, appeal to the Trademark Trial and Appeal Board, or let the application abandon. |
| Mar 13, 2025 | CNFR | FINAL REFUSAL WRITTEN | A final Office Action (final refusal) means the examining attorney is maintaining at least one refusal and your options are narrower. You can file a response addressing the refusal, appeal to the Trademark Trial and Appeal Board, or let the application abandon. |
| Feb 10, 2025 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Feb 10, 2025 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Feb 10, 2025 | 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 6, 2024 | XELG | APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED | — |
| Dec 6, 2024 | XELR | APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED | — |
| Sep 10, 2024 | 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. |
| Sep 10, 2024 | 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. |
| Sep 10, 2024 | 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. |
| Sep 4, 2024 | DOCK | ASSIGNED TO EXAMINER | — |
| Jun 11, 2024 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Feb 9, 2024 | NWAP | NEW APPLICATION ENTERED | — |