USPTO serial 86383988
PURON
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Oct 20, 2015
- Examiner
- MAHONEY, PAULA M
- Law office
- PUBLICATION AND ISSUE SECTION
What this means
Status 800 means the registration was renewed after acceptable combined Section 8 and Section 9 filings. The mark remains registered for another 10-year term with active federal protection. Calendar the next Section 8 and 9 deadline in 10 years and maintain monitoring.
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Current trademark owner
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Owner
KOVALUS SEPARATION SOLUTIONS, LLC
Wilmington, MA
Aachen, DE
Aachen, DE
KOCH SEPARATION SOLUTIONS, INC.
WILIMINGTON, MA
Aachen, DE
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Jessica G. McDonald
Jessica G. McDonald Schwegman Lundberg & Woessner, P.A.P.O. Box 2938Minneapolis, MN 55402United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 011 | Ultrafiltration and microfiltration membranes, membrane modules and systems containing membranes and membrane modules used for the clarification, purification, and separation of water from other substances in municipal water, industrial water and waste water treatment applications | ACTIVE | Oct 20, 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 KOVALUS SEPARATION SOLUTIONS, LLC
- Other trademarks owned by Koch Membrane Systems GmbH
- Other trademarks owned by Koch Membrane Systems GmbH
- Other trademarks owned by KOCH SEPARATION SOLUTIONS, INC.
- Other trademarks owned by Koch Membrane Systems GmbH
- Other trademarks in Class 011
- Similar marks named PURON
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jan 6, 2026 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Jan 6, 2026 | RNL1 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) | The trademark registration was renewed for another 10-year term after acceptable maintenance filings. RNL1, RNL2, and RNL3 indicate which renewal cycle (first, second, or third 10-year term) was recorded. The registration remains active. |
| Jan 6, 2026 | 89AG | REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED | The USPTO accepted your combined Section 8 declaration and Section 9 renewal application. The registration is renewed for another 10-year term. The next combined maintenance filing will be due at the following 10-year anniversary. |
| Jan 6, 2026 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Sep 26, 2025 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Apr 29, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Apr 29, 2025 | 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. |
| Apr 29, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Apr 29, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Apr 29, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Oct 20, 2024 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Dec 20, 2023 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Nov 8, 2023 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Nov 8, 2023 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Nov 8, 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. |
| Nov 8, 2023 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Nov 8, 2023 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Nov 8, 2023 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Nov 1, 2023 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| May 15, 2023 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| May 15, 2023 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| May 15, 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 15, 2023 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| May 15, 2023 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Apr 4, 2022 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Apr 4, 2022 | 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. |
| Apr 4, 2022 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Dec 29, 2021 | NA85 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED | — |
| Dec 29, 2021 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Dec 29, 2021 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Sep 27, 2021 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Nov 4, 2020 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Oct 20, 2020 | REM1 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED | — |
| Oct 20, 2015 | 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. |
| Sep 16, 2015 | SUNA | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED | — |
| Sep 15, 2015 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| Sep 15, 2015 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| Sep 14, 2015 | AITU | CASE ASSIGNED TO INTENT TO USE PARALEGAL | — |
| Sep 3, 2015 | IUAF | USE AMENDMENT FILED | — |
| Sep 3, 2015 | 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. |
| Sep 3, 2015 | 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. |
| Sep 3, 2015 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Sep 3, 2015 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Mar 24, 2015 | 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. |
| Jan 27, 2015 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Jan 27, 2015 | 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. |
| Jan 7, 2015 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Dec 18, 2014 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Dec 15, 2014 | DOCK | ASSIGNED TO EXAMINER | — |
| Sep 12, 2014 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Sep 6, 2014 | NWAP | NEW APPLICATION ENTERED | — |