DRILLGUARD Trademark
DRILLGUARD is a USPTO trademark filed by Hydril Company. Status: Cancelled.
Trademark Facts
| Mark | DRILLGUARD |
|---|---|
| Serial Number | 73316312 |
| Registration Number | 1221484 |
| Status | Cancelled |
| Filing Date | 1981-06-25 |
| Registration Date | 1982-12-28 |
| Mark Type | Word |
| Nice Classes | 009 (Electronics & Software) |
| Owner | Hydril Company |
| Attorney of Record | John H. Dodge, II |
| Prosecution Events | 7 |
| Latest Event | C8.. on 1989-04-27 |
Goods & Services
Valves for Controlling the Flow of Fluids in Well Drilling Operations and which Operate Primarily as Automatic Valves