USPTO serial 72249849
DESCO
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Apr 18, 1967
- Examiner
- —
- Law office
- GENERIC WEB UPDATE
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
BARTLESVILLE, OK, US
CHEVRON PHILLIPS CHEMICAL COMPANY LP
The Woodlands, TX, US
Other trademarks owned by CHEVRON PHILLIPS CHEMICAL COMPANY LP
BARTLESVILLE, OK, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Joshua J. Burke
Joshua J. Burke Pirkey Barber PLLC1801 East 6th Street, Suite 300Austin, TX 78702United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 006 | DRILLING MUD VISCOSITY REDUCER | ACTIVE | Jan 18, 1966 |
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 PHILLIPS PETROLEUM COMPANY
- Other trademarks owned by CHEVRON PHILLIPS CHEMICAL COMPANY LP
- Other trademarks owned by DRILLING SPECIALTIES COMPANY
- Other trademarks in Class 006
- Similar marks named DESCO
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Apr 18, 2026 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Jun 3, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jun 3, 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. |
| Jun 3, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jun 3, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jun 3, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Oct 30, 2023 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Oct 30, 2023 | 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 30, 2023 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jun 9, 2017 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Jun 9, 2017 | 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 9, 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 9, 2017 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Apr 17, 2017 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Apr 18, 2016 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Jun 28, 2013 | 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. |
| Jun 28, 2013 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Feb 5, 2009 | CFIT | CASE FILE IN TICRS | — |
| Mar 15, 2007 | 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. |
| Mar 15, 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. |
| Mar 6, 2007 | PLGL | ASSIGNED TO PARALEGAL | — |
| Jan 17, 2007 | 89AF | REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED | — |
| Jan 17, 2007 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Sep 19, 2006 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Apr 18, 1987 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |
| Feb 2, 1987 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |