USPTO serial 72038971
CHEK-LOK
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Feb 24, 1959
- Examiner
- —
- Law office
- GENERIC WEB UPDATE
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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Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Thomas C. McDonough
Thomas C. McDonough Neal, Gerber & Eisenberg LLP225 West Randolph StreetSuite 2800Chicago, IL 60606Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 013 | EXCESS FLOW AND SHUT-OFF VALVES AND LIQUID TRANSFER CONNECTIONS AND PARTS THEREFOR | ACTIVE | Apr 22, 1957 |
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 ENGINEERED CONTROLS INTERNATIONAL, LLC
- Other trademarks owned by BASTIAN-BLESSING COMPANY, THE
- Other trademarks owned by ENGINEERED CONTROLS INTERNATIONAL, INC.
- Other trademarks in Class 013
- Similar marks named CHEK-LOK
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Sep 15, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Sep 15, 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. |
| Sep 15, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jan 4, 2019 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Jan 4, 2019 | RNL4 | REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS) | — |
| Jan 4, 2019 | 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. |
| Dec 14, 2018 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Mar 7, 2018 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Feb 24, 2018 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Mar 15, 2017 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Dec 18, 2013 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Apr 6, 2011 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Jan 27, 2009 | CFIT | CASE FILE IN TICRS | — |
| Aug 30, 2008 | RNL3 | REGISTERED AND RENEWED (THIRD 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. |
| Aug 30, 2008 | 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. |
| Aug 27, 2008 | PLGL | ASSIGNED TO PARALEGAL | — |
| Aug 19, 2008 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Sep 2, 2006 | CORV | REVIEW OF CORRESPONDENCE COMPLETE | — |
| Nov 5, 2003 | PAPER RECEIVED | — | |
| Aug 12, 1999 | RNL2 | REGISTERED AND RENEWED (SECOND 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. |
| May 24, 1999 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |
| Feb 24, 1979 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |