Patent US2519085A successfully refreshed from Google Patents.
US2519085A
Expired / Lapsed
US
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Window mounted air-conditioning unit
Assignee: Westinghouse Electric Corp
•
Filing: 1945-08-24
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Granted: 1950-08-15
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Expires: 1965-08-24
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Eberhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:22
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/02; F24F1/022; F24F1/027; F24F13/00; F24F13/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US99764A
Cited
US893648A
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US953803A
Cited
US2115720A
Cited
US2081109A
Cited
US2186316A
Cited
US2335627A
Cited
US2296635A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-14 | 1954-02-13 | 1954-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-14 | 1958-02-13 | 1958-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-14 | 1962-02-13 | 1962-08-15 | $7700.00 | Window Closed / Lapsed |