Patent US3402078A successfully refreshed from Google Patents.
US3402078A
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US
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Solid stabilized zirconia or thoria having a layer of tantalum pentoxide and titanium oxide thereon
Assignee: General Electric Co
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Filing: —
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Granted: 1968-09-17
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Expires: 1985-09-17
Abstract
No abstract record available.
Inventors
- 👤 Henry S Spacil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:58
CPC Classifications
H; H01; H01M; H01M8/00; H01M8/10; H01M8/12; H01B; H01B1/00; H01B1/06; H01B1/08; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2417461A
Cited
US3033907A
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US2962452A
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US3138487A
Cited
US3146131A
Cited
US3281273A
Cited
US3257239A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |