USPTO serial 86693332
CITADEL
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Aug 16, 2016
- Examiner
- SPARER, KATERINA DOROTHY
- Law office
- PUBLICATION AND ISSUE SECTION
What this means
This registration is in, or will soon enter, a USPTO maintenance window. Missing a Section 8 or Section 9 filing can cancel the registration.
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Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Michael Harris
Michael Harris Arnold & Porter Kaye Scholer LLP300 N. LaSalle Dr., Suite 3500Chicago, IL 60654United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 011 | Industrial process filters in the nature of filtration cartridges for the filtration of liquids and gases for use in the processed chemicals and microelectronics fields | ACTIVE | Jun 30, 2015 |
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 |
|---|---|---|---|
| Oct 17, 2026 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Oct 17, 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. |
| Oct 17, 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. |
| Oct 17, 2026 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Aug 3, 2026 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Apr 20, 2026 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Apr 20, 2026 | 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 20, 2026 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Apr 20, 2026 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Apr 20, 2026 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Aug 16, 2025 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Mar 17, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Mar 17, 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. |
| Mar 17, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Mar 17, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Mar 17, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Dec 16, 2024 | EWAF | TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS | — |
| Dec 16, 2024 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Dec 16, 2024 | 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. |
| Dec 16, 2024 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Feb 8, 2023 | NA85 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED | — |
| Feb 8, 2023 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Feb 8, 2023 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Jul 22, 2022 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Aug 16, 2021 | REM1 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED | — |
| Sep 9, 2020 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Sep 9, 2020 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Sep 9, 2020 | 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 9, 2020 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Sep 9, 2020 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Dec 4, 2018 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Aug 16, 2016 | 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 31, 2016 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| May 31, 2016 | 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 11, 2016 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Apr 28, 2016 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Apr 27, 2016 | XAEC | EXAMINER'S AMENDMENT ENTERED | — |
| Apr 27, 2016 | GNEN | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED | — |
| Apr 27, 2016 | GNEA | EXAMINERS AMENDMENT E-MAILED | — |
| Apr 27, 2016 | CNEA | EXAMINERS AMENDMENT -WRITTEN | — |
| Apr 26, 2016 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Apr 25, 2016 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Apr 25, 2016 | 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, 2016 | 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. |
| Feb 3, 2016 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Oct 27, 2015 | 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. |
| Oct 27, 2015 | 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. |
| Oct 27, 2015 | 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. |
| Oct 26, 2015 | DOCK | ASSIGNED TO EXAMINER | — |
| Jul 20, 2015 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Jul 18, 2015 | NWAP | NEW APPLICATION ENTERED | — |