Patent US2903499A successfully refreshed from Google Patents.
US2903499A
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Primary battery
Assignee: NABDCO ACQUISTION CORP A CORP OF FL
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Filing: 1956-03-16
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Granted: 1959-09-08
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Expires: 1976-03-16
Abstract
No abstract record available.
Inventors
- 👤 Balaguer Rodolfo Rodriguez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:34
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/22; C; C08; C08G; C08G12/00; C08G12/02; H; H01; H01M; H01M4/00; H01M4/02; H01M4/64; H01M6/00; H01M6/04; H01M6/06; H01M6/08; H01P; H01P1/00; H01P1/10; H01P1/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-07 | 1963-03-09 | 1963-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-07 | 1967-03-09 | 1967-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-07 | 1971-03-09 | 1971-09-08 | $7700.00 | Window Closed / Lapsed |