US3274025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming an electrical capacitor
Assignee: Corning Glass Works
•
Filing: 1963-12-13
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Granted: 1966-09-20
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Expires: 1983-12-13
Abstract
No abstract record available.
Inventors
- 👤 Ostis Sotirios
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:55
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/06; H01G4/08; H01G4/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
IN THE METHOD OF FORMING AN ELECTRICAL CAPACITOR COMPRISING THE STEPS OF VAPOR DEPOSITING IN VACUO ON A DIELECTRIC SUBSTRATE SUCCESSIVE FILMS OF METAL, SILICON MONOXIDE, AND METAL IN THE ORDER NAMED, THE IMPROVEMENT COMPRISING HEATING THE CAPACITOR SO FORMED TO A TEMPERATURE RANGING FROM ABOUT 500* C. TO ABOUT 560* C. TO ANNEAL SAID FILM OF SILICON MONOXIDE THEREBY DECREASING THE DISSIPATION FACTOR OF SAID CAPACITOR.
Claim 2
Dependent Claim
67 words
IN THE METHOD OF FORMING AN ELECTRICAL CAPACITOR COMPRISING THE STEPS OF VAPOR DEPOSITING IN VACUO ON A DIELECTRIC SUBSTRATE SUCCESSIVE FILMS OF METAL, SILICON MONOXIDE, AND METAL IN THE ORDER NAMED, THE IMPROVEMENT COMPRISING HEATING THE CAPACITOR SO FORMED TO A TEMPERATURE RANGING FROM ABOUT 500* C. TO ABOUT 560* C. TO ANNEAL SAID FILM OF SILICON MONOXIDE THEREBY DECREASING THE DISSIPATION FACTOR OF SAID CAPACITOR.
References Cited (Backward Citations)
US3094650A
Cited
US3158502A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |