US929371A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Asymmetric cell.
Assignee: General Electric Co
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Filing: 1908-03-18
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Granted: 1909-07-27
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Expires: 1928-03-18
Abstract
No abstract record available.
Inventors
- 👤 William C Arsem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:20
CPC Classifications
H; H01; H01G; H01G11/00; H01G11/14; H01G11/22; H01G11/26; H01G11/30; H01G11/54; H01G11/58; H01G11/64
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) | 1912-07-26 | 1913-01-25 | 1913-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-07-26 | 1917-01-25 | 1917-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-07-26 | 1921-01-25 | 1921-07-27 | $7700.00 | Window Closed / Lapsed |