US2529953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grain drier
Assignee: Individual
•
Filing: 1947-07-07
•
Granted: 1950-11-14
•
Expires: 1967-07-07
Abstract
No abstract record available.
Inventors
- 👤 Stanley J Malecek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:50
CPC Classifications
F; F26; F26B; F26B17/00; F26B17/12; F26B17/14; F26B17/1433; F26B17/1441; F26B17/145; F26B17/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US451306A
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US645366A
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US633221A
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US676681A
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US702127A
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US826729A
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US915534A
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FR29682E
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US1874473A
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US1885998A
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US2045319A
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US1989751A
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US2277361A
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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) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |