US3449167A
Expired / Lapsed
US
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Method of making cadmium plates for alkaline batteries and product thereof
Assignee: ZF International UK Ltd
•
Filing: 1966-07-28
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Granted: 1969-06-10
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Expires: 1986-07-28
Abstract
No abstract record available.
Inventors
- 👤 David John Vincent Keel
- 👤 Raymond John Kightley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:33
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/26; H01M4/28; H01M4/29; C; C25; C25D; C25D3/00; C25D3/02; C25D3/26; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12785
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1194438A
Cited
US3326721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-09 | 1972-12-09 | 1973-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-09 | 1976-12-09 | 1977-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-09 | 1980-12-09 | 1981-06-10 | $7700.00 | Window Closed / Lapsed |