US2439853A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Demountable drier for hay and the like having a perforate floor and air circulating means
Assignee: Individual
•
Filing: 1945-10-19
•
Granted: 1948-04-20
•
Expires: 1965-10-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank Wesley Moffett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:23
CPC Classifications
F; F26; F26B; F26B25/00; F26B25/06; F26B25/066; F26B21/00; F26B21/50; F26B9/00; F26B9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US481951A
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US450505A
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US661254A
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US1226025A
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FR504259A
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US1388013A
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US1470653A
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US1488264A
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US1414649A
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US1473845A
Cited
FR685179A
Cited
US2281269A
Cited
GB541946A
Cited
US2406724A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-04-20 | 1951-10-20 | 1952-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-04-20 | 1955-10-20 | 1956-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-04-20 | 1959-10-20 | 1960-04-20 | $7700.00 | Window Closed / Lapsed |