US3058679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Impact crusher
Assignee: ADAMS ENGINEERING Co
•
Filing: 1958-04-04
•
Granted: 1962-10-16
•
Expires: 1978-04-04
Abstract
No abstract record available.
Inventors
- 👤 Charles A Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:59
CPC Classifications
B; B02; B02C; B02C13/00; B02C13/14; B02C13/18; B02C13/1807; B02C13/1814
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1636033A
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US2844331A
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US2752098A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |