US3532544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacture of a negative electrode for a storage battery
Assignee: NOZA KAGAKU KK
•
Filing: 1968-07-10
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Granted: 1970-10-06
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Expires: 1988-07-10
Abstract
No abstract record available.
Inventors
- 👤 Hiroshi Nozaki
- 👤 Shigeyuki Yasuda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:01
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/04; H01M4/0402; H01M4/0404; H01M4/0438; H01M4/045; H01M4/0452; H01M4/14; H01M4/16; H01M4/20; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA515764A
Cited
US2903497A
Cited
US3173810A
Cited
US3082284A
Cited
US3198665A
Cited
NL6707855A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-05 | 1974-04-06 | 1974-10-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-05 | 1978-04-06 | 1978-10-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-05 | 1982-04-06 | 1982-10-06 | $7700.00 | Window Closed / Lapsed |