USPTO serial 75111527
THIOGUARD
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Apr 22, 1997
- Examiner
- POWERS, ALEXANDER L
- 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
Waynesville, NC, US
King of Prussia, PA, US
King of Prussia, PA, US
King of Prussia, PA, US
WEST CONSHOHOCKEN, PA, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Sarah P. Harrell
Sarah P. Harrell Barnes & Thornburg LLP11 South Meridian StreetIndianapolis, IN 46204United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 002 | corrosion inhibiting coatings for use in concrete sanitary sewers | 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.
- Other trademarks owned by PREMIER MAGNESIA, LLC
- Other trademarks owned by PSC TECHNOLOGIES, INC.
- Other trademarks owned by PSC TECHNOLOGIES, INC.
- Other trademarks owned by PSC TECHNOLOGIES, INC.
- Other trademarks owned by PREMIER CHEMICALS, LLC
- Other trademarks in Class 002
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Jul 7, 2026 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Jul 7, 2026 | 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. |
| Jul 7, 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. |
| Jul 7, 2026 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| May 5, 2026 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Apr 22, 2026 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Jan 9, 2026 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jan 9, 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. |
| Jan 9, 2026 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jan 9, 2026 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jan 9, 2026 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Nov 19, 2024 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Nov 19, 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. |
| Nov 19, 2024 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Oct 9, 2020 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Oct 9, 2020 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Oct 9, 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. |
| Oct 9, 2020 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Oct 9, 2020 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| May 16, 2018 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Aug 28, 2017 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Aug 28, 2017 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Jun 11, 2017 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Jun 11, 2017 | 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, 2017 | 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 11, 2017 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Apr 20, 2017 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Mar 27, 2013 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Mar 12, 2008 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Dec 5, 2007 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| May 29, 2007 | 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. |
| May 29, 2007 | 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. |
| May 24, 2007 | PLGL | ASSIGNED TO PARALEGAL | — |
| Apr 26, 2007 | 89AF | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED | — |
| Apr 26, 2007 | PAPER RECEIVED | — | |
| Dec 12, 2006 | CFIT | CASE FILE IN TICRS | — |
| Jul 15, 2003 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Apr 22, 2003 | 815F | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED | — |
| Apr 22, 2003 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Apr 22, 1997 | 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. |
| Jan 28, 1997 | 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. |
| Dec 27, 1996 | NPUB | NOTICE OF PUBLICATION | — |
| Nov 5, 1996 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Oct 31, 1996 | CNEA | EXAMINER'S AMENDMENT MAILED | — |
| Oct 24, 1996 | DOCK | ASSIGNED TO EXAMINER | — |