US2608769A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drier
Assignee: Hamilton Manufacturing Co
•
Filing: 1946-07-19
•
Granted: 1952-09-02
•
Expires: 1966-07-19
Abstract
No abstract record available.
Inventors
- 👤 Charles S O'neil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:56
CPC Classifications
D; D06; D06F; D06F58/00; D06F58/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB511612A
Cited
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US2372790A
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US2389433A
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US2438995A
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US2434886A
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US2416405A
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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) | 1955-09-02 | 1956-03-03 | 1956-09-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-02 | 1960-03-03 | 1960-09-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-02 | 1964-03-03 | 1964-09-02 | $7700.00 | Window Closed / Lapsed |