US2724151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grain bins and the like
Assignee: Individual
•
Filing: 1950-11-22
•
Granted: 1955-11-22
•
Expires: 1970-11-22
Abstract
No abstract record available.
Inventors
- 👤 Emmet G Stack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:48
CPC Classifications
B; B65; B65D; B65D90/00; B65D90/02; B65D90/023; B65D90/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US2045082A
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US2505902A
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US2563703A
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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) | 1958-11-21 | 1959-05-23 | 1959-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-21 | 1963-05-23 | 1963-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-21 | 1967-05-23 | 1967-11-22 | $7700.00 | Window Closed / Lapsed |