US2762616A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sand cleaning machine
Assignee: Individual
•
Filing: 1954-05-26
•
Granted: 1956-09-11
•
Expires: 1974-05-26
Abstract
No abstract record available.
Inventors
- 👤 William C Goggins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:38
CPC Classifications
B; B22; B22C; B22C5/00; B22C5/06; B07; B07B; B07B7/00; B07B7/08; B22C5/04; B22C5/0486; B22C5/049; B22C5/0495
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US549176A
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US1645625A
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US1659211A
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US1636168A
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US1678702A
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US1675721A
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US2567472A
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US2698977A
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US2751205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-11 | 1960-03-12 | 1960-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-11 | 1964-03-12 | 1964-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-11 | 1968-03-12 | 1968-09-11 | $7700.00 | Window Closed / Lapsed |