USPTO serial 73835366
SYLOBLOC
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Jul 31, 1990
- 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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Current trademark owner
Monitor this mark, or talk with CopyMark about this registration.
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File a new U.S. trademark application, or speak with our attorneys.
Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Katherine P. Califa
Katherine P. Califa Foley & Lardner LLP3000 K Street, N.W. Suite 600Washington HarbourWashington, DC 20007Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 001 | MICRONIZED SILICA SOLD FOR A WIDE VARIETY OF USES | 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 |
|---|---|---|---|
| Apr 15, 2026 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Apr 13, 2026 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Sep 10, 2025 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Feb 22, 2022 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Feb 22, 2022 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Feb 22, 2022 | 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 22, 2022 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Feb 22, 2022 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Nov 18, 2021 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Nov 18, 2021 | 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. |
| Nov 18, 2021 | 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 29, 2021 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| May 10, 2021 | PR89 | POST REGISTRATION ACTION MAILED - SEC. 8 & 9 | — |
| May 10, 2021 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Jan 29, 2021 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Jul 31, 2019 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Aug 13, 2010 | 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. |
| Aug 13, 2010 | 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 27, 2010 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Dec 30, 2008 | CFIT | CASE FILE IN TICRS | — |
| Jan 23, 2001 | 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. |
| Jan 23, 2001 | 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 22, 2000 | 89AF | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED | — |
| Jun 24, 1996 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Dec 26, 1995 | 815F | REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED | — |
| Jul 31, 1990 | 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. |
| May 8, 1990 | 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. |
| Apr 7, 1990 | NPUB | NOTICE OF PUBLICATION | — |
| Feb 21, 1990 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Feb 15, 1990 | CNEA | EXAMINER'S AMENDMENT MAILED | — |
| Jan 9, 1990 | CNRT | NON-FINAL ACTION MAILED | A non-final Office Action means the USPTO examining attorney has raised at least one issue with your trademark application but has not made a final decision. You usually have three months to respond with arguments, amendments, or evidence. Missing the deadline can abandon the application. |
| Dec 22, 1989 | DOCK | ASSIGNED TO EXAMINER | — |