US2926109A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrode for electrolytic capacitor and methods of insulating the same
Assignee: RALPH F BURKHARD
•
Filing: 1954-07-07
•
Granted: 1960-02-23
•
Expires: 1974-07-07
Abstract
No abstract record available.
Inventors
- 👤 Lilienfeld Julius Edgar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:54
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
AN ELECTRODE FOR AN ELECTROLYTIC CAPACITOR OF THE TYPE INCORPORATING A LIQUID ELECTROLYTE, SAID ELECTRODE HAVING AN ANODIC FILM AND A HIGHLY POROUS INSULATING COATING THEREFOR CONSISTING ESSENTIALLY OF A POLYMERIZED ORGANIC COMPOUND OF HIGH SPECIFIC ELECTRICAL RESISTANCE AND OF A
Claim 2
Dependent Claim
41 words
AN ELECTRODE FOR AN ELECTROLYTIC CAPACITOR OF THE TYPE INCORPORATING A LIQUID ELECTROLYTE, SAID ELECTRODE HAVING AN ANODIC FILM AND A HIGHLY POROUS INSULATING COATING THEREFOR CONSISTING ESSENTIALLY OF A POLYMERIZED ORGANIC COMPOUND OF HIGH SPECIFIC ELECTRICAL RESISTANCE AND OF A
References Cited (Backward Citations)
US1744302A
Cited
US2141126A
Cited
US2104019A
Cited
US2229431A
Cited
US2406039A
Cited
US2492166A
Cited
US2602073A
Cited
US2562117A
Cited
US2663652A
Cited
US2646414A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-22 | 1963-08-24 | 1964-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-22 | 1967-08-24 | 1968-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-22 | 1971-08-24 | 1972-02-23 | $7700.00 | Window Closed / Lapsed |