US3454859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nickel-cadmium battery reconditioner
Assignee: United States Department of the Navy
•
Filing: 1967-05-23
•
Granted: 1969-07-08
•
Expires: 1987-05-23
Abstract
No abstract record available.
Inventors
- 👤 Floyd E Ford
- 👤 Kenneth O Sizemore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:48
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/42; H01M10/44; H01M10/441; G; G01; G01R; G01R31/00; G01R31/36; G01R31/378; H02; H02J; H02J7/00; H02J7/50; H02J7/52; H02J7/54; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10S; Y10S320/00; Y10S320/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US3258670A
Cited
US2051514A
Cited
US3305754A
Cited
US3278824A
Cited
US3293529A
Cited
US3355651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |