USPTO serial 86441724
KNOCK KNOCK
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- May 24, 2016
- Examiner
- WANG, WEN HSING
- 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
Los Angeles, CA, US
NEW YORK, NY, US
VENICE, CA, US
Venice, CA, US
VENICE, CA, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Erin Hennessy
Erin Hennessy AKERMAN LLP1251 6th Avenue, 37th FloorNew York, NY 10020United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 016 | Publications and printed matter; namely, note cards and blank cards | ACTIVE | Jul 1, 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 KNOCK KNOCK, LLC
- Other trademarks owned by HACHETTE BOOK GROUP, INC.
- Other trademarks owned by KNOCK KNOCK, LLC
- Other trademarks owned by Who's There, Inc.
- Other trademarks owned by KNOCK KNOCK, LLC
- Other trademarks in Class 016
- Similar marks named KNOCK KNOCK
- Recently changed USPTO trademarks
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- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jun 18, 2026 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jun 18, 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. |
| Jun 18, 2026 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jun 18, 2026 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jun 18, 2026 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Jun 9, 2026 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Jun 9, 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. |
| Jun 9, 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. |
| Jun 9, 2026 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Jun 7, 2026 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jun 7, 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. |
| Jun 7, 2026 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Apr 6, 2026 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| May 24, 2025 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Feb 3, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Feb 3, 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. |
| Feb 3, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Feb 3, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Feb 3, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Jan 29, 2025 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Jan 23, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jan 23, 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. |
| Jan 23, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jan 23, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jan 23, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Feb 15, 2024 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Feb 15, 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. |
| Feb 15, 2024 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Aug 16, 2022 | NA85 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED | — |
| Aug 16, 2022 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Aug 16, 2022 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| May 23, 2022 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| May 23, 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. |
| May 23, 2022 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Feb 28, 2022 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Jun 23, 2021 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jun 23, 2021 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jun 23, 2021 | 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. |
| Jun 23, 2021 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jun 23, 2021 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| May 24, 2021 | REM1 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED | — |
| Jan 27, 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. |
| Jan 27, 2020 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jun 5, 2018 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jun 5, 2018 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| May 24, 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. |
| Apr 16, 2016 | SUNA | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED | — |
| Apr 15, 2016 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| Mar 30, 2016 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| Mar 3, 2016 | IUAF | USE AMENDMENT FILED | — |
| Mar 3, 2016 | 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. |
| Feb 3, 2016 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Nov 24, 2015 | EXRA | NOTICE OF APPROVAL OF EXTENSION REQUEST MAILED | — |
| Nov 23, 2015 | EX1G | SOU EXTENSION 1 GRANTED | — |
| Nov 20, 2015 | AITU | CASE ASSIGNED TO INTENT TO USE PARALEGAL | — |
| Nov 9, 2015 | EXT1 | SOU EXTENSION 1 FILED | — |
| Nov 9, 2015 | 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. |
| Jun 2, 2015 | NOAM | NOA 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. |
| Apr 7, 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. |
| Mar 18, 2015 | NPUB | NOTICE OF PUBLICATION | — |
| Feb 26, 2015 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Feb 20, 2015 | DOCK | ASSIGNED TO EXAMINER | — |
| Feb 4, 2015 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Nov 13, 2014 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Nov 4, 2014 | NWAP | NEW APPLICATION ENTERED | — |