US2548403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lumber kiln
Assignee: Individual
•
Filing: 1944-11-01
•
Granted: 1951-04-10
•
Expires: 1964-11-01
Abstract
No abstract record available.
Inventors
- 👤 Elton V Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:15
CPC Classifications
F; F26; F26B; F26B9/00; F26B9/06; F26B2210/00; F26B2210/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1268180A
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US1299470A
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US1693395A
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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) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |