US3248613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetic seal for electrical device
Assignee: TDK Micronas GmbH
•
Filing: 1962-04-25
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Granted: 1966-04-26
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Expires: 1982-04-25
Abstract
No abstract record available.
Inventors
- 👤 Rudolph G Griffin
- 👤 William J Hyland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:40
CPC Classifications
H; H01; H01G; H01G9/00; H01G9/004; H01G9/08; H01G9/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
AN ELECTRICAL DEVICE HAVING A HOUSING CONTAINING FLUID AND A HERMETIC SEAL TO PREVENT SEEPAGE OF SAID FLUID FROM SAID HOUSING, SAID SEAL COMPRISING AN IRREGULARLY SHAPED BODY OF RESILIENT MATERIAL DISPOSED IN THE OPEN END OF SAID HOUSING, THE END WALL PORTION OF SAID HOUSING GRIPPING SAID IRREGULARLY SHAPED BODY WITH COMPRESSIVE FORCE AND THEREBY CAUSING A CHAMBER TO BE FORMED, WHERE-
Claim 2
Dependent Claim
63 words
AN ELECTRICAL DEVICE HAVING A HOUSING CONTAINING FLUID AND A HERMETIC SEAL TO PREVENT SEEPAGE OF SAID FLUID FROM SAID HOUSING, SAID SEAL COMPRISING AN IRREGULARLY SHAPED BODY OF RESILIENT MATERIAL DISPOSED IN THE OPEN END OF SAID HOUSING, THE END WALL PORTION OF SAID HOUSING GRIPPING SAID IRREGULARLY SHAPED BODY WITH COMPRESSIVE FORCE AND THEREBY CAUSING A CHAMBER TO BE FORMED, WHERE-
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |