US3009660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Release and adjustment for gyratory crushers
Assignee: Nordberg Manufacturing Co
•
Filing: 1958-09-08
•
Granted: 1961-11-21
•
Expires: 1978-09-08
Abstract
No abstract record available.
Inventors
- 👤 Loren G Symons
- 👤 Werner Ewald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:17
CPC Classifications
B; B02; B02C; B02C2/00; B02C2/02; B02C2/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US783262A
Cited
US2310737A
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US2358038A
Cited
US2618121A
Cited
US2687257A
Cited
US2787425A
Cited
US2747804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |