USPTO serial 97609116
CDO
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Mar 3, 2026
- Examiner
- BLACK, MILDRED ELIZABETH
- 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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Owner
Electrochemical Oxygen Concepts, Inc.
San Antonio, TX, US
Other trademarks owned by Electrochemical Oxygen Concepts, Inc.
Electrochemical Oxygen Concepts, Inc.
San Antonio, TX, US
Other trademarks owned by Electrochemical Oxygen Concepts, Inc.
Electrochemical Oxygen Concepts, Inc.
San Antonio, TX, US
Other trademarks owned by Electrochemical Oxygen Concepts, Inc.
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
William B. Nash
William B. Nash HAYNES AND BOONE, LLP2801 N. Harwood St., Suite 2300Haynes and Boone, LLP - IP SectionDALLAS, TX 75201Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 041 | Educational services, namely, providing classes, seminars, and workshops in the fields of advanced wound care, wound management, low dose oxygen wound therapy, and patient care, and distributing instructional materials in connection thereof | 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.
- Other trademarks owned by Electrochemical Oxygen Concepts, Inc.
- Other trademarks owned by Electrochemical Oxygen Concepts, Inc.
- Other trademarks owned by Electrochemical Oxygen Concepts, Inc.
- Other trademarks in Class 041
- Similar marks named CDO
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Mar 3, 2026 | NRCC | NOTICE OF REGISTRATION CONFIRMATION EMAILED | — |
| Mar 3, 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 9, 2026 | SUNA | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED | — |
| Feb 9, 2026 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| Jan 5, 2026 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| Jan 5, 2026 | AITU | CASE ASSIGNED TO INTENT TO USE PARALEGAL | — |
| Jun 30, 2025 | IUAF | USE AMENDMENT FILED | — |
| Jun 30, 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. |
| Mar 27, 2025 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Mar 27, 2025 | EX3G | SOU EXTENSION 3 GRANTED | — |
| Mar 26, 2025 | EXT3 | SOU EXTENSION 3 FILED | — |
| Mar 26, 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. |
| Oct 9, 2024 | EX2G | SOU EXTENSION 2 GRANTED | — |
| Oct 9, 2024 | EXT2 | SOU EXTENSION 2 FILED | — |
| Oct 8, 2024 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Oct 8, 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. |
| Mar 8, 2024 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED | — |
| Mar 7, 2024 | EX1G | SOU EXTENSION 1 GRANTED | — |
| Mar 7, 2024 | EXT1 | SOU EXTENSION 1 FILED | — |
| Mar 7, 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. |
| Oct 10, 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. |
| Aug 15, 2023 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Aug 15, 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. |
| Jul 26, 2023 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Jul 11, 2023 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Jul 11, 2023 | DOCK | ASSIGNED TO EXAMINER | — |
| Oct 13, 2022 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Sep 30, 2022 | NWAP | NEW APPLICATION ENTERED | — |