KEYSTONE Trademark
KEYSTONE is a USPTO trademark filed by Keystone Retaining Wall Systems, LLC. Status: Registered.
Trademark Facts
| Mark | KEYSTONE |
|---|---|
| Serial Number | 78566996 |
| Registration Number | 3065698 |
| Status | Registered |
| Filing Date | 2005-02-14 |
| Registration Date | 2006-03-07 |
| Mark Type | Combined |
| Nice Classes | 019 (Building Materials) |
| Owner | Keystone Retaining Wall Systems, LLC |
| Attorney of Record | Jeffrey R. Cadwell |
| Prosecution Events | 37 |
| Latest Event | E89R on 2026-03-05 |
Goods & Services
Modular Concrete Blocks and Pins Used to Construct Earth Retaining Walls