US3090130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lumber drying apparatus
Assignee: FAN AIR SYSTEMS Inc
•
Filing: 1959-06-30
•
Granted: 1963-05-21
•
Expires: 1979-06-30
Abstract
No abstract record available.
Inventors
- 👤 Smith Samuel Carlton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:53
CPC Classifications
F; F26; F26B; F26B25/00; F26B25/008; F26B9/00; F26B9/006; F26B9/06; F26B2210/00; F26B2210/16
Claims Analysis
Total Claims: 0
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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) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |