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US2464429A
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US
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Apparatus for drying lumber
Assignee: Individual
•
Filing: 1946-01-18
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Granted: 1949-03-15
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Expires: 1966-01-18
Abstract
No abstract record available.
Inventors
- 👤 Sr Beverly E Barksdale
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:56
CPC Classifications
F; F26; F26B; F26B5/00; F26B5/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US487965A
Cited
US517700A
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US851711A
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US1120625A
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US1215951A
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US1621855A
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US1328657A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-14 | 1952-09-13 | 1953-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-14 | 1956-09-13 | 1957-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-14 | 1960-09-13 | 1961-03-15 | $7700.00 | Window Closed / Lapsed |