USPTO serial 79425994
LEILAC
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- May 5, 2026
- Examiner
- HUSSAIN, TASNEEM
- Law office
- FILE REPOSITORY (FRANCONIA)
What this means
Status 700 means the trademark is registered and active on the Principal Register. You have nationwide rights for the listed goods and services and may use ®. Section 8 maintenance is due between years five and six. Calendar Section 8 between years five and six, and consider trademark monitoring.
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Owner
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Miguel Danielson
Miguel Danielson Danielson Legal LLCOne Mifflin Pl., Ste 400Attn: Trademark AdministratorCambridge, MA 02138Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 011 | Kilns; heating apparatus, namely, calciners; kilns for use in the cement plants; heating installations for processing carbon containing materials to recover waste products; installations for collection of gases, namely, carbon capture reactors. | ACTIVE | — |
| 041 | Arranging and conducting of conferences in the field of carbon capture technology and carbon offsetting; conducting of business conferences in the field of carbon capture technology and carbon offsetting; conducting of educational conferences in the field of carbon capture technology and carbon offsetting. | ACTIVE | — |
| 042 | Scientific research into the development of new products; engineering services, namely, conducting technical projects in the field of carbon offsetting; consultancy services in the field of carbon offsetting; providing scientific information, advice and consultancy relating to carbon offsetting; technical research in the field of carbon offsetting; industrial design of mineral processing systems; industrial design of carbon capturing systems; industrial design of carbon dioxide capturing systems; industrial design of calciners; design engineering; engineering design services; industrial engineering design services. | 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 Calix Ltd
- Other trademarks owned by Calix Ltd
- Other trademarks owned by Calix Ltd
- Other trademarks in Class 011
- Other trademarks in Class 041
- Other trademarks in Class 042
- Similar marks named LEILAC
- Recently changed USPTO trademarks
- Recently filed trademarks
- Browse all trademark records
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Oct 29, 2026 | FINO | FINAL DECISION TRANSACTION PROCESSED BY IB | — |
| Oct 8, 2026 | FICS | FINAL DISPOSITION NOTICE SENT TO IB | — |
| Oct 7, 2026 | FIMP | FINAL DISPOSITION PROCESSED | — |
| Aug 5, 2026 | FICR | FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB | — |
| May 5, 2026 | NRCC | NOTICE OF REGISTRATION CONFIRMATION EMAILED | — |
| May 5, 2026 | 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. |
| Mar 17, 2026 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Mar 17, 2026 | 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. |
| Mar 11, 2026 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Feb 24, 2026 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Feb 12, 2026 | TEME | TEAS/EMAIL CORRESPONDENCE ENTERED | — |
| Feb 12, 2026 | CRFA | CORRESPONDENCE RECEIVED IN LAW OFFICE | — |
| Feb 12, 2026 | TROA | TEAS RESPONSE TO OFFICE ACTION RECEIVED | 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. |
| Aug 30, 2025 | RFNT | REFUSAL PROCESSED BY IB | — |
| Aug 14, 2025 | RFCS | NON-FINAL ACTION MAILED - REFUSAL SENT TO IB | — |
| Aug 14, 2025 | RFRR | REFUSAL PROCESSED BY MPU | — |
| Jul 2, 2025 | RFCR | NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW | — |
| Jul 1, 2025 | CNRT | NON-FINAL ACTION WRITTEN | 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. |
| Jun 25, 2025 | DOCK | ASSIGNED TO EXAMINER | — |
| Jun 24, 2025 | MAFR | APPLICATION FILING RECEIPT MAILED | — |
| Jun 24, 2025 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Jun 19, 2025 | REPR | SN ASSIGNED FOR SECT 66A APPL FROM IB | — |