US2864055A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for and method of battery capacity measurement
Assignee: Individual
•
Filing: 1954-05-05
•
Granted: 1958-12-09
•
Expires: 1974-05-05
Abstract
No abstract record available.
Inventors
- 👤 Kordesch Karl
- 👤 Kornfeil Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:22
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/42; H01M10/48; G; G01; G01R; G01R31/00; G01R31/36; G01R31/3644; G01R31/3646; G01R31/382; G01R31/3835; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1922792A
Cited
US2225231A
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US2367746A
Cited
US2540225A
Cited
US2644132A
Cited
US2632793A
Cited
US2662211A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |