US2819492A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical capacitor and method of making the same
Assignee: General Electric Co
•
Filing: 1955-10-20
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Granted: 1958-01-14
•
Expires: 1975-10-20
Abstract
No abstract record available.
Inventors
- 👤 Alfred S Cummin
- 👤 John R Hutzler
- 👤 Jr Richard Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:13
CPC Classifications
H; H01; H01G; H01G2/00; H01G2/12; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
IN THE METHOD OF MAKING AN ELECTRICAL CAPACITOR SEALED IN AN OUTER RESIN CASING, THE STEP OF HEAT AGING THE ENCASED CAPACITOR BY SUBJECTING IT TO A TEMPERATURE OF 50*C.-180*C. FOR A PERIOD OF BETWEEN 2000 AND 30 HOURS.
Claim 2
Dependent Claim
39 words
IN THE METHOD OF MAKING AN ELECTRICAL CAPACITOR SEALED IN AN OUTER RESIN CASING, THE STEP OF HEAT AGING THE ENCASED CAPACITOR BY SUBJECTING IT TO A TEMPERATURE OF 50*C.-180*C. FOR A PERIOD OF BETWEEN 2000 AND 30 HOURS.
References Cited (Backward Citations)
US1765032A
Cited
US2684317A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-13 | 1961-07-15 | 1962-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-13 | 1965-07-15 | 1966-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-13 | 1969-07-15 | 1970-01-14 | $7700.00 | Window Closed / Lapsed |