FLEX-LOK Trademark
FLEX-LOK is a USPTO trademark filed by Hydril Company. Status: Cancelled.
Trademark Facts
| Mark | FLEX-LOK |
|---|---|
| Serial Number | 74157951 |
| Registration Number | 1691550 |
| Status | Cancelled |
| Filing Date | 1991-04-17 |
| Registration Date | 1992-06-09 |
| Mark Type | Word |
| Nice Classes | 017 (Rubber & Plastics) |
| Owner | Hydril Company |
| Attorney of Record | Margaret A. Boulware |
| Prosecution Events | 9 |
| Latest Event | C8.. on 1998-12-14 |
Goods & Services
non-metal protectors for drill pipe used for drilling oil, gas or water wells