Patent US3210459A successfully refreshed from Google Patents.
US3210459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hermetic seal for semiconductor devices
Assignee: Westinghouse Electric Corp
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Filing: 1963-07-05
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Granted: 1965-10-05
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Expires: 1983-07-05
Abstract
No abstract record available.
Inventors
- 👤 Frank V Marciuko
- 👤 Robert J Reintgen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:22
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/40; H10W72/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A SEMICONDUCTOR DEVICE COMPRISING A GOOD ELECTRICALLY AND THERMALLY CONDUCTIVE CYCLINDRICAL SHELL HAVING A SUPPORT AT THE LOWER END THEREOF, A PERPHERAL FLANGE AT THE UPPER END THEREOF AND A ROLLED FLANGE FORMED ABOUT THE INNER PERIPHERY OF THE UPPER END THEREOF, A SEMICONDUCTOR MEMBER ENGAGED WITH THE UPPER SURFACE OF THE SUPPORT WITHIN THE CYLINDRICAL SHELL, AN INVERTED CUP-SHAPE INSULATING MEMBER HAVING A CIRCULAR PROJECTION ON THE UPPER END THEREOF AND AT LEAST ONE ELECTRICAL CONDUCTOR SEALED IN THE UPPER END THEREOF AND PASSING THERETHROUGH DISPOSED IN THE SHELL AND CONFORMING TO THE INNER CIRCUMFERENCE THEREOF, THE INSULATING MEMBER BEING TO THE INNER CIRCUMFERENCE OF THE SHELL JOINED THERETO TO PROVIDE A HERMETIC ENCLOSURE FOR THE SEMICONDUCTOR MEMBER AND THE ELECTRICAL CONDUCTOR BEING IN ELECTRICAL CONTACT WITH THE SEMICONDUCTOR MEMBERK.
Claim 2
Dependent Claim
131 words
A SEMICONDUCTOR DEVICE COMPRISING A GOOD ELECTRICALLY AND THERMALLY CONDUCTIVE CYCLINDRICAL SHELL HAVING A SUPPORT AT THE LOWER END THEREOF, A PERPHERAL FLANGE AT THE UPPER END THEREOF AND A ROLLED FLANGE FORMED ABOUT THE INNER PERIPHERY OF THE UPPER END THEREOF, A SEMICONDUCTOR MEMBER ENGAGED WITH THE UPPER SURFACE OF THE SUPPORT WITHIN THE CYLINDRICAL SHELL, AN INVERTED CUP-SHAPE INSULATING MEMBER HAVING A CIRCULAR PROJECTION ON THE UPPER END THEREOF AND AT LEAST ONE ELECTRICAL CONDUCTOR SEALED IN THE UPPER END THEREOF AND PASSING THERETHROUGH DISPOSED IN THE SHELL AND CONFORMING TO THE INNER CIRCUMFERENCE THEREOF, THE INSULATING MEMBER BEING TO THE INNER CIRCUMFERENCE OF THE SHELL JOINED THERETO TO PROVIDE A HERMETIC ENCLOSURE FOR THE SEMICONDUCTOR MEMBER AND THE ELECTRICAL CONDUCTOR BEING IN ELECTRICAL CONTACT WITH THE SEMICONDUCTOR MEMBERK.
References Cited (Backward Citations)
US2716722A
Cited
US3110080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |