US2461865A
Expired / Lapsed
US
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Assignee: Nash Engineering Co
•
Filing: 1943-07-06
•
Granted: 1949-02-15
•
Expires: 1963-07-06
Abstract
No abstract record available.
Inventors
- 👤 Harold E Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:41
CPC Classifications
F; F04; F04D; F04D9/00; F04D9/001; F04D9/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR519700A
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DE630932C
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US2166530A
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US2278595A
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US2278397A
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US2216542A
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US2291138A
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US2388939A
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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) | 1952-02-15 | 1952-08-16 | 1953-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-15 | 1956-08-16 | 1957-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-15 | 1960-08-16 | 1961-02-15 | $7700.00 | Window Closed / Lapsed |