Patent US790979A successfully refreshed from Google Patents.
US790979A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air cooling device.
Assignee: Individual
•
Filing: 1904-03-17
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Granted: 1905-05-30
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Expires: 1924-03-17
Abstract
No abstract record available.
Inventors
- 👤 Hiram H Peirce
- 👤 Edward A Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:46
CPC Classifications
F; F28; F28F; F28F1/00; F28F1/10; F28F1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1908-05-29 | 1908-11-28 | 1909-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-05-29 | 1912-11-28 | 1913-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-05-29 | 1916-11-28 | 1917-05-30 | $7700.00 | Window Closed / Lapsed |