US3507699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for making a nickel electrode
Assignee: Yardney International Corp
•
Filing: 1968-02-02
•
Granted: 1970-04-21
•
Expires: 1988-02-02
Abstract
No abstract record available.
Inventors
- 👤 Melvyn B Pell
- 👤 Raymond W Blossom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:39
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/24; H01M4/26; H01M4/28; H01M4/29; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA758667A
Cited
US3031517A
Cited
US3214355A
Cited
US3203879A
Cited
US3305398A
Cited
US3335033A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |