US3067367A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic capacitor
Assignee: Sprague Electric Co
•
Filing: 1958-06-05
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Granted: 1962-12-04
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Expires: 1978-06-05
Abstract
No abstract record available.
Inventors
- 👤 Sidney D Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:14
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/022; H01G9/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
AN ELECTRICAL CAPACITOR HAVING AN ANODE ELECTRODE AND A CATHODE ELECTRODE, A DIELECTRIC FILM ON SAID ANODE, A FILM SPACER BETWEEN SAID ELECTRODES CONSISTING ESSENTIALLY OF A CROSS-LINKED POLYMERIC ELECTROLYTE, HAVING NONACIDIC POSITIVE CHARGES ON THE BACKBONE OF THE POLYMERIC CHAIN OF SAID POLYMERIC ELECTROLYTE, POSITIVELY CHARGED RESIN BACKBONE BEING HIGHLY CROSS-LINKED SO AS TO BE NON-DIFFUSIBLE, NEGATIVE IONS OF SAID LEECTROLYE BALANCING SAID POSITIVE CHARGES AND BEING DIFFUSIBLE, THE POLYMER LATTICE OF SAID CROSS-LINKED POLYMERIC ELECTROLYT INCLUDING A POROSITY WHEREBY SAID NEGATIVE IONS ARE FREE TO MOVE TO THE ANODE OF THE CAPACITOR AND SAID DIELECTRIC FILM IS REFORMABLE BY SAID NEGATIVE IONS WITH AN ABSENCE OF IONIC MOVEMENT TO THE CATHODE IN SAID CAPACITOR, SAID POLYMERIC ELECTROLYTE HAVING FROM ABOUT 5 TO 70 PERCENT PLASTICIZER AND SAID ELECTROLYTE BEING SUBSTANTIALLY INSOLUNBLE IN SAID PLASTICIZER.
Claim 2
Dependent Claim
136 words
AN ELECTRICAL CAPACITOR HAVING AN ANODE ELECTRODE AND A CATHODE ELECTRODE, A DIELECTRIC FILM ON SAID ANODE, A FILM SPACER BETWEEN SAID ELECTRODES CONSISTING ESSENTIALLY OF A CROSS-LINKED POLYMERIC ELECTROLYTE, HAVING NONACIDIC POSITIVE CHARGES ON THE BACKBONE OF THE POLYMERIC CHAIN OF SAID POLYMERIC ELECTROLYTE, POSITIVELY CHARGED RESIN BACKBONE BEING HIGHLY CROSS-LINKED SO AS TO BE NON-DIFFUSIBLE, NEGATIVE IONS OF SAID LEECTROLYE BALANCING SAID POSITIVE CHARGES AND BEING DIFFUSIBLE, THE POLYMER LATTICE OF SAID CROSS-LINKED POLYMERIC ELECTROLYT INCLUDING A POROSITY WHEREBY SAID NEGATIVE IONS ARE FREE TO MOVE TO THE ANODE OF THE CAPACITOR AND SAID DIELECTRIC FILM IS REFORMABLE BY SAID NEGATIVE IONS WITH AN ABSENCE OF IONIC MOVEMENT TO THE CATHODE IN SAID CAPACITOR, SAID POLYMERIC ELECTROLYTE HAVING FROM ABOUT 5 TO 70 PERCENT PLASTICIZER AND SAID ELECTROLYTE BEING SUBSTANTIALLY INSOLUNBLE IN SAID PLASTICIZER.
References Cited (Backward Citations)
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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) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |