Patent US716048A successfully refreshed from Google Patents.
US716048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric heater.
Assignee: General Electric Co
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Filing: 1897-04-24
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Granted: 1902-12-16
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Expires: 1917-04-24
Abstract
No abstract record available.
Inventors
- 👤 Joseph H Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:16
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/10; H05B3/16; H01; H01C; H01C1/00; H01C1/14; H01C1/148
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) | 1905-12-15 | 1906-06-16 | 1906-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1909-12-15 | 1910-06-16 | 1910-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1913-12-15 | 1914-06-16 | 1914-12-16 | $7700.00 | Window Closed / Lapsed |