US3214658A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Capacitor including aluminum silicate scavenger
Assignee: Ohio Brass Co
•
Filing: 1962-12-03
•
Granted: 1965-10-26
•
Expires: 1982-12-03
Abstract
No abstract record available.
Inventors
- 👤 Donald H Linson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:15
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
AN ELECTRICAL APPARATUS COMPRISING IN COMBINATION A CONTAINER, ELECTRICAL MEANS WITHIN THE CONTAINER WITH TWO TERMINALS HAVING A VOLTAGE DIFFERENCE THEREBETWEEN, A BODY OF LIQUID INSULATING MEDIUM IN WHICH SAID ELECTRICAL MEANS ARE SUBMERGED, AND SCAVENGER MEANS INCLUDING A MAT OF CERAMIC FIBERS DISPOSED IN SAID CONTAINER IN CONTAMINANT SCAVENGING RELATION IN SAID LIQUID INSULATING MEDIUM.
Claim 2
Dependent Claim
56 words
AN ELECTRICAL APPARATUS COMPRISING IN COMBINATION A CONTAINER, ELECTRICAL MEANS WITHIN THE CONTAINER WITH TWO TERMINALS HAVING A VOLTAGE DIFFERENCE THEREBETWEEN, A BODY OF LIQUID INSULATING MEDIUM IN WHICH SAID ELECTRICAL MEANS ARE SUBMERGED, AND SCAVENGER MEANS INCLUDING A MAT OF CERAMIC FIBERS DISPOSED IN SAID CONTAINER IN CONTAMINANT SCAVENGING RELATION IN SAID LIQUID INSULATING MEDIUM.
References Cited (Backward Citations)
US1994302A
Cited
US2112322A
Cited
US2505581A
Cited
US2594872A
Cited
US2557834A
Cited
US2933664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |