Patent US3233028A successfully refreshed from Google Patents.
US3233028A
Expired / Lapsed
US
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Method of making a capacitor
Assignee: Erie Technological Products Inc
•
Filing: 1960-04-27
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Granted: 1966-02-01
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Expires: 1980-04-27
Abstract
No abstract record available.
Inventors
- 👤 John E Toppari
- 👤 Stammer Richard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:18
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
114 words
THE METHOD OF MAKING A CAPACITOR HAVING A TUBULAR DIELECTRIC WITH INNER AND OUTER ELECTRODES RESPECTIVELY CONNECTED TO LEADS AT OPPOSITE ENDS OF THE DIELECTRIC, THE INNER ELECTRODE TERMINATING SHORT OF ONE END OF THE DIELECTRIC TO PROVIDE AN INSULATING BAND, WHICH COMPRISES FILLING THE BORE OF THE DIELECTRIC WITH A SILICONE DIELECTRIC FLUID IN CONTACT WITH SAID INSULATING BAND, SAID FLUID HAVING DISPERSED THEREIN A GELLING CATALYST AND FINELY DIVIDED DIELECTRIC PARTICLES SELECTED FROM THE CLASS CONSISTING OF SILICA AND BENTONITIC CLAYS CAUSING THE FLUID TO BE THIXOTROPIC SO IT REMAINS IN PLACE AND DOES NOT RUN PRIOR TO OR DURING THE GELLING REACTION, AND GELLING THE FLUID IN SITU SO IT DOES
Claim 2
Independent Claim
114 words
THE METHOD OF MAKING A CAPACITOR HAVING A TUBULAR DIELECTRIC WITH INNER AND OUTER ELECTRODES RESPECTIVELY CONNECTED TO LEADS AT OPPOSITE ENDS OF THE DIELECTRIC, THE INNER ELECTRODE TERMINATING SHORT OF ONE END OF THE DIELECTRIC TO PROVIDE AN INSULATING BAND, WHICH COMPRISES FILLING THE BORE OF THE DIELECTRIC WITH A SILICONE DIELECTRIC FLUID IN CONTACT WITH SAID INSULATING BAND, SAID FLUID HAVING DISPERSED THEREIN A GELLING CATALYST AND FINELY DIVIDED DIELECTRIC PARTICLES SELECTED FROM THE CLASS CONSISTING OF SILICA AND BENTONITIC CLAYS CAUSING THE FLUID TO BE THIXOTROPIC SO IT REMAINS IN PLACE AND DOES NOT RUN PRIOR TO OR DURING THE GELLING REACTION, AND GELLING THE FLUID IN SITU SO IT DOES
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |