Patent US2656781A successfully refreshed from Google Patents.
US2656781A
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US
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Adjustable outlet convector enclosure
Assignee: Modine Manufacturing Co
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Filing: 1949-02-05
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Granted: 1953-10-27
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Expires: 1969-02-05
Abstract
No abstract record available.
Inventors
- 👤 Spieth Benjamin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:54
CPC Classifications
F; F24; F24D; F24D19/00; F24D19/02; F24D19/04; Y; Y10; Y10S; Y10S165/00; Y10S165/092; Y10S165/126; Y10S165/129
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1853314A
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US2324858A
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US2516871A
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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) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |