USPTO serial 86944282
SUREBLOCK
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Sep 6, 2016
- Examiner
- FENNESSY, EDWARD JOHN
- 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
Weatherford Technology Holdings, LLC
Houston, TX, US
Other trademarks owned by Weatherford Technology Holdings, LLC
Weatherford Technology Holdings, LLC
Houston, TX, US
Other trademarks owned by Weatherford Technology Holdings, LLC
Weatherford Technology Holdings, LLC
Houston, TX, US
Other trademarks owned by Weatherford Technology Holdings, LLC
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Brandon M. Ress
Brandon M. Ress Pirkey Barber PLLC1801 East 6th St, Suite 300Austin, TX 78702United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 001 | Chemicals for use in industry and science, namely, a plugging agent for use in aqueous systems in hydrocarbon recovery | ACTIVE | Feb 10, 2016 |
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 Weatherford Technology Holdings, LLC
- Other trademarks owned by Weatherford Technology Holdings, LLC
- Other trademarks owned by Weatherford Technology Holdings, LLC
- Other trademarks in Class 001
- Similar marks named SUREBLOCK
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Oct 22, 2026 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Oct 22, 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 22, 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 19, 2026 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Aug 4, 2026 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Sep 6, 2025 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| May 3, 2023 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Mar 21, 2023 | NA85 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED | — |
| Mar 21, 2023 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Mar 21, 2023 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Sep 6, 2022 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Sep 6, 2021 | REM1 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED | — |
| Apr 29, 2019 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Sep 6, 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. |
| Jun 21, 2016 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Jun 21, 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. |
| Jun 1, 2016 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| May 13, 2016 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| May 12, 2016 | DOCK | ASSIGNED TO EXAMINER | — |
| Mar 23, 2016 | MPMK | NOTICE OF PSEUDO MARK E-MAILED | — |
| Mar 22, 2016 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Mar 21, 2016 | NWAP | NEW APPLICATION ENTERED | — |