USPTO serial 85067255
EKC
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Dec 28, 2010
- Examiner
- HELFMAN, JUDITH MICHELLE
- 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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Owner
E. I. du Pont de Nemours and Company
Wilmington, DE
Other trademarks owned by E. I. du Pont de Nemours and Company
E. I. du Pont de Nemours and Company
Wilmington, DE
Other trademarks owned by E. I. du Pont de Nemours and Company
E. I. du Pont de Nemours and Company
Wilmington, DE
Other trademarks owned by E. I. du Pont de Nemours and Company
HAYWARD, CA
WILMINGTON, DE
Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 001 | Chemicals used in the manufacture of goods in the semiconductor, photovoltaic and LED industries, namely, metal or metal oxide photoresist chemical remover, post etch remover, post etch cleaner, post etch treatments, and photoresist remover for the semiconductor, photovoltaic and LED industries | ACTIVE | Jun 1, 1973 |
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 E. I. du Pont de Nemours and Company
- Other trademarks owned by E. I. du Pont de Nemours and Company
- Other trademarks owned by E. I. du Pont de Nemours and Company
- Other trademarks owned by EKC TECHNOLOGY INC.
- Other trademarks owned by DUPONT ELECTRONICS, INC.
- Other trademarks in Class 001
- Similar marks named EKC
- Recently changed USPTO trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Apr 30, 2025 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Apr 30, 2021 | NA89 | NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED | — |
| Apr 30, 2021 | 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. |
| Apr 30, 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. |
| Apr 30, 2021 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Jan 19, 2021 | E89R | TEAS SECTION 8 & 9 RECEIVED | — |
| Dec 28, 2019 | REM2 | COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED | — |
| Jul 3, 2019 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Feb 16, 2017 | NA85 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED | — |
| Feb 16, 2017 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Feb 16, 2017 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Dec 9, 2016 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Dec 9, 2016 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Dec 28, 2010 | 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. |
| Oct 12, 2010 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Oct 12, 2010 | 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. |
| Sep 4, 2010 | PREV | LAW OFFICE PUBLICATION REVIEW COMPLETED | — |
| Sep 4, 2010 | ALIE | ASSIGNED TO LIE | — |
| Aug 23, 2010 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Aug 23, 2010 | XAEC | EXAMINER'S AMENDMENT ENTERED | — |
| Aug 23, 2010 | GNEN | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED | — |
| Aug 23, 2010 | GNEA | EXAMINERS AMENDMENT E-MAILED | — |
| Aug 23, 2010 | CNEA | EXAMINERS AMENDMENT -WRITTEN | — |
| Aug 18, 2010 | DOCK | ASSIGNED TO EXAMINER | — |
| Jun 24, 2010 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Jun 24, 2010 | NWAP | NEW APPLICATION ENTERED | — |