US3051399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding mill trunnion
Assignee: Nordberg Manufacturing Co
•
Filing: 1959-11-10
•
Granted: 1962-08-28
•
Expires: 1979-11-10
Abstract
No abstract record available.
Inventors
- 👤 Stauffer Hans Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:10
CPC Classifications
F; F16; F16C; F16C13/00; F16C13/02; B; B02; B02C; B02C17/00; B02C17/18; B02C17/181
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB224173A
Cited
US2243009A
Cited
US2058143A
Cited
US2348586A
Cited
US2595904A
Cited
DE839651C
Cited
US2817142A
Cited
US2818283A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |