US2806189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkaline titanate rectifiers
Assignee: GTE Sylvania Inc
•
Filing: 1953-07-03
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Granted: 1957-09-10
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Expires: 1973-07-03
Abstract
No abstract record available.
Inventors
- 👤 Joseph J Dymon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:58
CPC Classifications
H; H10; H10D; H10D99/00; H10D62/00; H10D62/80; H10P; H10P10/00; H10P95/00; H10P95/80
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A RECTIFIER COMPRISING A REDUCED TITANATE OF AN ALKALINE EARTH METAL HAVING A DOUBLE LAYER ON ONE SURFACE THEREOF,SIAD DOUBLE LAYER CONSISTING OF AN ELECTROLYTICALLY DEPOSITED METAL OXIDE COATED WITH A PASTE CONSISTING OF A MIXTURE OF METAL OXIDE POWDER AND AN INSULATING BINDER.
Claim 2
Dependent Claim
44 words
A RECTIFIER COMPRISING A REDUCED TITANATE OF AN ALKALINE EARTH METAL HAVING A DOUBLE LAYER ON ONE SURFACE THEREOF,SIAD DOUBLE LAYER CONSISTING OF AN ELECTROLYTICALLY DEPOSITED METAL OXIDE COATED WITH A PASTE CONSISTING OF A MIXTURE OF METAL OXIDE POWDER AND AN INSULATING BINDER.
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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |