Patent US3255387A successfully refreshed from Google Patents.
US3255387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealed capacitor and method of assembling same
Assignee: Sprague Electric Co
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Filing: 1961-04-21
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Granted: 1966-06-07
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Expires: 1981-04-21
Abstract
No abstract record available.
Inventors
- 👤 Giacomello Giacomo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:25
CPC Classifications
H; H01; H01G; H01G9/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
A CAPACITOR COMPRISING A CONTAINER, A CAPACITANCE SECTION WITHIN SAID CONTAINER, AND AN INTEGRAL PLURAL-LAYER CLOSURE ASSEMBLY SEALING AN END OF SAID CONTAINER, SAID CAPACITANCE SECTION HAVING A PAIR OF ELECTRODES, A CONDUCTIVE LEAD SECURED TO EACH OF SAID ELECTRODES, SAID CLOSURE MEMBER HAVING A MOUNTING RING INTEGRAL WITH A RIGID INSULATING DISC AND A RESILIENT INSULATING DISC, ONE OF SAID LEADS JOINED TO SAID MOUNTING RING BY MECHANICAL INTERDISC JOINED TO SAID MOUNTING RING BY MECHANICAL INTERENGAGEMENT THEREWITH, SAID RESILIENT INSULATING DISC JOINED TO SAID RIGID DISC BY TERMINAL MOUNTING MEANS PASSING THROUGH BOTH SAID DISCS, AND THE OTHER OF SAID LEADS JOINED TO SAID TERMINAL MOUNTING MEANS.
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |