Patent US3280381A successfully refreshed from Google Patents.
US3280381A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic capacitor comprising a self-sealing vent
Assignee: Syncro Corp
•
Filing: 1962-09-13
•
Granted: 1966-10-18
•
Expires: 1982-09-13
Abstract
No abstract record available.
Inventors
- 👤 Elmore C Ayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:10
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/08; H01G9/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
IN AN ELECTROLYTIC CAPACITOR, A CONTAINER, AND A VENTING SYSTEM COMPRISING A VENT HOLE IN SAID CONTAINER, A DISC OF RUBBER-LIKE MATERIAL OVERLYING SAID HOLE OUTWARDLY OF SAID CONTAINER, A SECOND VENT HOLE IN SAID DISC OFFSET FROM SAID FIRST HOLE, AND MEANS SECURING THE RIM OF SAID DISC TO SAID CONTAINER.
Claim 2
Dependent Claim
52 words
IN AN ELECTROLYTIC CAPACITOR, A CONTAINER, AND A VENTING SYSTEM COMPRISING A VENT HOLE IN SAID CONTAINER, A DISC OF RUBBER-LIKE MATERIAL OVERLYING SAID HOLE OUTWARDLY OF SAID CONTAINER, A SECOND VENT HOLE IN SAID DISC OFFSET FROM SAID FIRST HOLE, AND MEANS SECURING THE RIM OF SAID DISC TO SAID CONTAINER.
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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |