ER4B Trademark
ER4B is a USPTO trademark filed by Etymotic Research, Inc.. Status: Registered.
Trademark Facts
| Mark | ER4B |
|---|---|
| Serial Number | 78608003 |
| Registration Number | 3153200 |
| Status | Registered |
| Filing Date | 2005-04-13 |
| Registration Date | 2006-10-10 |
| Mark Type | Word |
| Nice Classes | 009 (Electronics & Software) |
| Owner | Etymotic Research, Inc. |
| Attorney of Record | Ronald A DiCerbo |
| Prosecution Events | 24 |
| Latest Event | REM2 on 2025-10-10 |
Goods & Services
Insert earphones and replacement parts therefor