USPTO serial 99820234
XCELLON
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- —
- Examiner
- DRUHAN, CONNOR M
- Law office
- TMO LAW OFFICE 134
What this means
Status 638 means your application has been assigned to a USPTO examining attorney who is reviewing it against federal law and existing marks. The first office action or approval usually follows within a few months. Monitor TSDR for the examiner's first action. No filing is required until an office action or other requirement is issued.
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Owner
North Bethesda, MD, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Maria Maebius
12441 Parklawn DriveSuite 2BNorth Bethesda, MD 20852Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 042 | Research and development of antibody-drug conjugates; Research and development of conjugated antibodies | ACTIVE | Dec 20, 2024 |
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 |
|---|---|---|---|
| Sep 14, 2026 | DOCK | ASSIGNED TO EXAMINER | — |
| Jul 31, 2026 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| May 13, 2026 | MAFR | APPLICATION FILING RECEIPT MAILED | — |
| May 13, 2026 | NWAP | NEW APPLICATION ENTERED | — |