US1252706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage-battery support.
Assignee: Gray & Davis Inc
•
Filing: 1915-08-11
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Granted: 1918-01-08
•
Expires: 1935-08-11
Abstract
No abstract record available.
Inventors
- 👤 Jacob Ledig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:38
CPC Classifications
B; B60; B60R; B60R16/00; B60R16/02; B60R16/04; B60L; B60L50/00; B60L50/50; B60L50/60; B60L50/64; H; H01; H01M; H01M50/00; H01M50/20; H01M50/202; H01M50/244; H01M50/249; H01M50/262; H01M50/264; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y02T; Y02T10/00; Y02T10/60; Y02T10/70
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) | 1921-01-07 | 1921-07-09 | 1922-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-01-07 | 1925-07-09 | 1926-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-01-07 | 1929-07-09 | 1930-01-08 | $7700.00 | Window Closed / Lapsed |