US2459623A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for drying sheet materials
Assignee: Fredk H Levey Co Inc
•
Filing: 1945-05-05
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Granted: 1949-01-18
•
Expires: 1965-05-05
Abstract
No abstract record available.
Inventors
- 👤 Wallace P Cohoe
- 👤 Max R Saslaw
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:05
CPC Classifications
B; B41; B41F; B41F23/00; B41F23/04; B41F23/0486; F; F26; F26B; F26B3/00; F26B3/32; F26B3/34
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) | 1952-01-18 | 1952-07-19 | 1953-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-18 | 1956-07-19 | 1957-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-18 | 1960-07-19 | 1961-01-18 | $7700.00 | Window Closed / Lapsed |