Patent US2682159A successfully refreshed from Google Patents.
US2682159A
Expired / Lapsed
US
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Window air conditioner
Assignee: WELBILT STOVE Co Inc
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Filing: 1951-01-02
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Granted: 1954-06-29
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Expires: 1971-01-02
Abstract
No abstract record available.
Inventors
- 👤 Trask Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:32
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/02; F24F1/022; F24F1/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2278989A
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US2290973A
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US2335627A
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US2316704A
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US2386883A
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US2355289A
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US2519085A
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US2472792A
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US2495002A
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US2551426A
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US2526391A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |