Patent US3277553A successfully refreshed from Google Patents.
US3277553A
Expired / Lapsed
US
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Capacitor process
Assignee: Sprague Electric Co
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Filing: 1963-12-04
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Granted: 1966-10-11
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Expires: 1983-12-04
Abstract
No abstract record available.
Inventors
- 👤 William E Wesolowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:42
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/0029; H01G9/0036; Y; Y10; Y10T; Y10T29/00; Y10T29/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
THE PROCESS OF PRODUCING A CAPACITOR BODY COMPRISNG IMMERSNG AN ANODIZED POROUS METAL PELLET IN A SOLUTION OF A SEMICONDUCTING OXIDE PRECURSOR, IMPREGNATING SAID ANODIZED POROUS METAL PELLET WITH SAID SOLUTION OF A SEMICONDUCTING OXIDE PRECUSORS, INDUCTIVELY HEATING SAID METAL PELLER IMMERSED IN SAID SOLUTION SO AS TO DECOMPOSE SAID PRECURSOR TO THE SEMICONDUCTING OXIDE AND APPLYING AN ELECTRICALLY CONDUCTIVE CONNECTION TO SAID SEMICONDUCTING OXIDE.
Claim 2
Dependent Claim
65 words
THE PROCESS OF PRODUCING A CAPACITOR BODY COMPRISNG IMMERSNG AN ANODIZED POROUS METAL PELLET IN A SOLUTION OF A SEMICONDUCTING OXIDE PRECURSOR, IMPREGNATING SAID ANODIZED POROUS METAL PELLET WITH SAID SOLUTION OF A SEMICONDUCTING OXIDE PRECUSORS, INDUCTIVELY HEATING SAID METAL PELLER IMMERSED IN SAID SOLUTION SO AS TO DECOMPOSE SAID PRECURSOR TO THE SEMICONDUCTING OXIDE AND APPLYING AN ELECTRICALLY CONDUCTIVE CONNECTION TO SAID SEMICONDUCTING OXIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |