Legal Representation
Attorney
Sara T. Colburn
USPTO Deadlines
Next Deadline
In Grace Period
Section 71 Renewal Due (Principal Register 66a) (Based on registration date 20151006)
Due Date
October 06, 2025
Grace Period Ends
April 06, 2026
Application History
35 events| Date | Code | Type | Description | Documents |
|---|---|---|---|---|
| Oct 22, 2025 | ES71 | I | TEAS SECTION 71 RECEIVED | Loading... |
| Jul 25, 2025 | NREP | P | NEW REPRESENTATIVE AT IB RECEIVED | Loading... |
| Dec 5, 2024 | RNWL | P | INTERNATIONAL REGISTRATION RENEWED | Loading... |
| Oct 6, 2024 | REM4 | E | COURTESY REMINDER - SEC. 71 (10-YR) E-MAILED | Loading... |
| Feb 9, 2021 | NA75 | E | NOTICE OF ACCEPTANCE OF SEC. 71 & 15 - E-MAILED | Loading... |
| Feb 9, 2021 | C75A | O | REGISTERED - SEC. 71 ACCEPTED & SEC. 15 ACK. | Loading... |
| Feb 1, 2021 | APRE | A | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | Loading... |
| Nov 24, 2020 | ES75 | I | TEAS SECTION 71 & 15 RECEIVED | Loading... |
| Oct 6, 2020 | REM3 | E | COURTESY REMINDER - SEC. 71 (6-YR) E-MAILED | Loading... |
| Jul 8, 2016 | FINO | P | FINAL DECISION TRANSACTION PROCESSED BY IB | Loading... |
| May 13, 2016 | FICS | P | FINAL DISPOSITION NOTICE SENT TO IB | Loading... |
| May 13, 2016 | FIMP | P | FINAL DISPOSITION PROCESSED | Loading... |
| Jan 6, 2016 | FICR | P | FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB | Loading... |
| Oct 6, 2015 | R.PR | A | REGISTERED-PRINCIPAL REGISTER | Loading... |
| Jul 21, 2015 | NPUB | E | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | Loading... |
| Jul 21, 2015 | PUBO | A | PUBLISHED FOR OPPOSITION | Loading... |
| Jul 9, 2015 | ARAA | I | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | Loading... |
| Jul 9, 2015 | REAP | I | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | Loading... |
| Jul 1, 2015 | NONP | E | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | Loading... |
| Jun 17, 2015 | PREV | O | LAW OFFICE PUBLICATION REVIEW COMPLETED | Loading... |
| Jun 15, 2015 | ALIE | A | ASSIGNED TO LIE | Loading... |
| May 28, 2015 | CNSA | O | APPROVED FOR PUB - PRINCIPAL REGISTER | Loading... |
| May 22, 2015 | TCCA | I | TEAS CHANGE OF CORRESPONDENCE RECEIVED | Loading... |
| May 22, 2015 | TEME | I | TEAS/EMAIL CORRESPONDENCE ENTERED | Loading... |
| May 22, 2015 | CRFA | I | CORRESPONDENCE RECEIVED IN LAW OFFICE | Loading... |
| May 22, 2015 | TROA | I | TEAS RESPONSE TO OFFICE ACTION RECEIVED | Loading... |
| May 16, 2015 | RFNT | P | REFUSAL PROCESSED BY IB | Loading... |
| May 1, 2015 | MAFR | O | APPLICATION FILING RECEIPT MAILED | Loading... |
| Apr 30, 2015 | RFCS | P | NON-FINAL ACTION MAILED - REFUSAL SENT TO IB | Loading... |
| Apr 30, 2015 | RFRR | P | REFUSAL PROCESSED BY MPU | Loading... |
| Apr 29, 2015 | RFCR | E | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW | Loading... |
| Apr 28, 2015 | CNRT | R | NON-FINAL ACTION WRITTEN | Loading... |
| Apr 27, 2015 | DOCK | D | ASSIGNED TO EXAMINER | Loading... |
| Apr 27, 2015 | NWOS | I | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | Loading... |
| Apr 23, 2015 | REPR | M | SN ASSIGNED FOR SECT 66A APPL FROM IB | Loading... |
Detailed Classifications
Class 009
Apparatus and instruments for conducting, connecting, converting, saving, adjusting and controlling of electricity, namely, electric generators, voltage regulators, current regulators, automatic voltage regulators, high voltage power supply, high voltage generators, high voltage distributors; measuring and control apparatus and instruments, namely, measuring devices for electrostatic fields, namely, electric conductivity meters, electric voltage meters
Additional Information
Design Mark
The mark consists of the word "KERSTEN" with a rectangular background with three vertical bars below the letter "K". The color grey appears in the rectangular background, the color white appears in "KERSTEN" and the color light grey appears in the three vertical bars.
Color Claim
The color(s) grey, light grey and white is/are claimed as a feature of the mark.
Classification
International Classes
009