US2814244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window mounted room air conditioner
Assignee: Individual
•
Filing: 1954-05-26
•
Granted: 1957-11-26
•
Expires: 1974-05-26
Abstract
No abstract record available.
Inventors
- 👤 Paul E Hord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:54
CPC Classifications
F; F24; F24F; F24F1/00; F24F1/02; F24F1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US457429A
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US935021A
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US1185193A
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US2052453A
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US2059616A
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US2448671A
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US2487294A
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US2691336A
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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) | 1960-11-25 | 1961-05-27 | 1961-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-25 | 1965-05-27 | 1965-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-25 | 1969-05-27 | 1969-11-26 | $7700.00 | Window Closed / Lapsed |