USPTO serial 72164250
KEITHLEY
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Jul 14, 1964
- Examiner
- —
- 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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Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Danielle Mattessich
Danielle Mattessich Merchant & Gould P.C.P.O. Box 2910Minneapolis, MN 55402United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 026 | Electrical and Electronic Apparatus Including [ Signal Dividers, ] Amplifiers, Voltage Supplies, Relays, and Measuring Instruments Including Ammeters, Voltmeters, Ohmmeters, Electrometers, [ Static Meters, ] [and Electrical Bridges ] and Accessories | 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.
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Sep 29, 2026 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Sep 29, 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. |
| Sep 29, 2026 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Sep 29, 2026 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Sep 29, 2026 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Sep 16, 2025 | EWAF | TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS | — |
| Sep 16, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Sep 16, 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 16, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Sep 25, 2024 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Sep 25, 2024 | RNL4 | REGISTERED AND RENEWED (FOURTH RENEWAL - 10 YRS) | — |
| Sep 25, 2024 | 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. |
| Sep 25, 2024 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Jul 9, 2024 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Jul 14, 2023 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Aug 7, 2017 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jul 26, 2017 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Aug 19, 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. |
| Aug 19, 2016 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jun 17, 2014 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Jun 17, 2014 | 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. |
| Jun 17, 2014 | 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 17, 2014 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| May 30, 2014 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Sep 20, 2011 | 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 20, 2011 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Feb 21, 2011 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Feb 21, 2011 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Feb 21, 2011 | 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 21, 2011 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Nov 4, 2008 | CFIT | CASE FILE IN TICRS | — |
| Jun 11, 2004 | 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. |
| Jun 11, 2004 | 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. |
| Apr 19, 2004 | 89AF | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED | — |
| Apr 19, 2004 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Nov 27, 1984 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |
| Jul 13, 1984 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |