Patent US3470027A successfully refreshed from Google Patents.
US3470027A
Expired / Lapsed
US
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Thermal cell
Assignee: White Consolidated Industries Inc
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Filing: 1967-04-20
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Granted: 1969-09-30
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Expires: 1987-04-20
Abstract
No abstract record available.
Inventors
- 👤 Niels C Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:01
CPC Classifications
H; H01; H01M; H01M4/00; H01M4/02; H01M4/36; H01M4/38; H01M4/46; H01M6/00; H01M6/30; H01M6/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA624176A
Cited
US3345214A
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US3099587A
Cited
US3033910A
Cited
US3160531A
Cited
US3189485A
Cited
US3238437A
Cited
US3338749A
Cited
US3367800A
Cited
US3361596A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |