US853784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Resistance unit.
Assignee: General Electric Co
•
Filing: 1906-09-22
•
Granted: 1907-05-14
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Expires: 1926-09-22
Abstract
No abstract record available.
Inventors
- 👤 Harry E Heath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:33
CPC Classifications
H; H01; H01C; H01C3/00; H01C3/10; H01C3/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T29/49155; Y10T29/49162
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) | 1910-05-13 | 1910-11-12 | 1911-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-05-13 | 1914-11-12 | 1915-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-05-13 | 1918-11-12 | 1919-05-14 | $7700.00 | Window Closed / Lapsed |