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US3374730A
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Crushing device
Assignee: HALL H CAIN
•
Filing: 1966-06-13
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Granted: 1968-03-26
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Expires: 1986-06-13
Abstract
No abstract record available.
Inventors
- 👤 Hall H Cain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:34
CPC Classifications
B; B30; B30B; B30B9/00; B30B9/32; B30B9/321; Y; Y10; Y10S; Y10S100/00; Y10S100/902
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2339596A
Cited
US2700333A
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US2830633A
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US3057241A
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US2982200A
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US2949078A
Cited
US3077827A
Cited
US3182588A
Cited
FR1394107A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-26 | 1971-09-25 | 1972-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-26 | 1975-09-25 | 1976-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-26 | 1979-09-25 | 1980-03-26 | $7700.00 | Window Closed / Lapsed |