US3817758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gold alloy metallizations for capacitor electrodes
Assignee: EIDP Inc
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Filing: 1973-01-22
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Granted: 1974-06-18
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Expires: 1993-01-22
Abstract
Abstract POWDER COMPOSITIONS COMPRISING CERTAIN TERNARY ALLOY PARTICLES USEFUL IN MAKING CERAMIC CAPACITOR ELECTRODES AND CAPACITORS THEREOF. THE SPECIFIC ALLOYS ARE 5-15% PLATINUM, 15-30% PALLADIUM AND 60-80% GOLD.
Inventors
- 👤 O Short
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:18
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/005; H01G4/008; H01G4/0085; H01B; H01B1/00; H01B1/14; H01B1/16
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-06-17 | 1977-12-17 | 1978-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-17 | 1981-12-17 | 1982-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-17 | 1985-12-17 | 1986-06-18 | $7700.00 | Window Closed / Lapsed |