US2092214A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery
Assignee: Individual
•
Filing: 1935-08-01
•
Granted: 1937-09-07
•
Expires: 1955-08-01
Abstract
No abstract record available.
Inventors
- 👤 Janko Ludwig Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:00
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/30; H01M50/308; H01M50/10; H01M50/102; H01M50/112; H01M50/60; H01M50/609; H01M50/627; H01M50/636; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T137/00; Y10T137/0753; Y10T137/0874; Y10T137/0923
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) | 1940-09-06 | 1941-03-08 | 1941-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-09-06 | 1945-03-08 | 1945-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-09-06 | 1949-03-08 | 1949-09-07 | $7700.00 | Window Closed / Lapsed |