US3150301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tab-wound capacitor
Assignee: Sprague Electric Co
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Filing: 1961-12-07
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Granted: 1964-09-22
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Expires: 1981-12-07
Abstract
No abstract record available.
Inventors
- 👤 Alvin L Schils
- 👤 Walter F England
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:31
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/228; H01G4/248; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A CAPACITOR COMPRISING A TAB-WOUND CAPACITANCE SECTION HAVING ELECTODES SEPARATED BY AND EVELOPED IN PLASTIC FILM, A CONDUCTIVE TAB IN ELECTRICAL CONTACT WITH EACH OF SAID ELECTODES AND EXTENDING BEYOND AN END OF SAID SECTION, A METALLIC END CAP ENCOMPASSING AN END OF SAID SECTION AND BEING ELECTRICALLY UNITED TO SAID TAB AND SECURED IN PLASTIC-TO-METAL BOND WITH THE PLASTIC MATERIAL OF SAID PLASTIC FILM ENVELOPE, A LEAD-WIRE SECURED TO SAID END CAP IN AXIAL ALIGNMENT WITH SAID SECTION, AND A RESIN COATING OVER SAID SECTION AND SAID END CAP.
Claim 2
Dependent Claim
90 words
A CAPACITOR COMPRISING A TAB-WOUND CAPACITANCE SECTION HAVING ELECTODES SEPARATED BY AND EVELOPED IN PLASTIC FILM, A CONDUCTIVE TAB IN ELECTRICAL CONTACT WITH EACH OF SAID ELECTODES AND EXTENDING BEYOND AN END OF SAID SECTION, A METALLIC END CAP ENCOMPASSING AN END OF SAID SECTION AND BEING ELECTRICALLY UNITED TO SAID TAB AND SECURED IN PLASTIC-TO-METAL BOND WITH THE PLASTIC MATERIAL OF SAID PLASTIC FILM ENVELOPE, A LEAD-WIRE SECURED TO SAID END CAP IN AXIAL ALIGNMENT WITH SAID SECTION, AND A RESIN COATING OVER SAID SECTION AND SAID END CAP.
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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |