US4168519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Capacitor with tin-zinc electrodes
Assignee: Erie Technological Products Inc
•
Filing: 1977-10-25
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Granted: 1979-09-18
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Expires: 1997-10-25
Abstract
Abstract A capacitor having electrodes consisting essentially of 65-95 parts tin and 35-5 parts zinc.
Inventors
- 👤 Jerome J. Hertz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:24
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/005; H01G4/008
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
27 words
A capacitor having one or more electrodes of a metallization of finely divided non-noble metals consisting essentially of by weight 65-95 parts tin and 35-5 parts zinc.
Claim 2
Dependent Claim
27 words
A capacitor having one or more electrodes of a metallization of finely divided non-noble metals consisting essentially of by weight 65-95 parts tin and 35-5 parts zinc.
Claim 3
Dependent Claim
30 words
A disc capacitor having a sintered ceramic dielectric with electrodes of a metallization of finely divided non-noble metals consisting essentially of by weight 65-95 parts tin and 35-5 parts zinc.
Claim 4
Dependent Claim
30 words
A disc capacitor having a sintered ceramic dielectric with electrodes of a metallization of finely divided non-noble metals consisting essentially of by weight 65-95 parts tin and 35-5 parts zinc.
References Cited (Backward Citations)
US67491A
Cited
US529620A
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US549610A
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US3784407A
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US3880777A
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US3904555A
Cited
US3872360A
Cited
US3925110A
Cited
US4079156A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-09-17 | 1983-03-19 | 1983-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-09-17 | 1987-03-19 | 1987-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-09-17 | 1991-03-19 | 1991-09-18 | $7700.00 | Window Closed / Lapsed |