US3234437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Enclosed semi-conductor device
Assignee: Societe Industrielle de Liaisons Electriques SA
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Filing: 1961-04-25
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Granted: 1966-02-08
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Expires: 1981-04-25
Abstract
No abstract record available.
Inventors
- 👤 Guy H Dumas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:42
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/10; H10W72/00; H10W76/00; H10W76/10; H10W76/12; H10W76/13; H10W76/138; H10W76/40; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49169; Y10T29/49171; Y10T29/49826; Y10T29/49893
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
AN ENCLOSED SEMI-CONDUCTOR DEVICE COMPRISING A PAIR OF PARALLEL SPACED GENERALLY CIRCULAR FLANGES OF ELECTRICALLY CONDUCTIVE MATERIAL, A FIRST CIRCULAR DEPRESSION IN EACH FLANGE DEFINING AN ANNULAR SHOULDER PROJECTING TOWARD THE OTHER FLANGE, A SECOND AND SMALLER-DIAMETER CIRCULAR DEPRESSION IN EACH FLANGE DEFINING A CENTRAL FLATTOPPED BOSS PROJECTING TOWARD THE OTHER BOSS, AN ANNULAR INSULATOR MEMBER POSITIONED BETWEEN AND SECURED TO THE FLANGES AND HAVING ITS INNER PERIPHERY SEATED AROUND SAID ANNULAR SHOULDERS OF THE RESPECTIVE FLANGES AND HAVING ITS OPPOSITE ANNULAR SURFACES BONDED TO PERIPHERAL AREAS OF THE RESPECTIVE FLANGES, AND A FLAT SEMI-CONDUCTOR WAFER RETAINED BETWEEN SAID GENERALLY FLAT-TOPPED BOSSES IN ENGAGEMENT THEREWITH.
Claim 2
Dependent Claim
105 words
AN ENCLOSED SEMI-CONDUCTOR DEVICE COMPRISING A PAIR OF PARALLEL SPACED GENERALLY CIRCULAR FLANGES OF ELECTRICALLY CONDUCTIVE MATERIAL, A FIRST CIRCULAR DEPRESSION IN EACH FLANGE DEFINING AN ANNULAR SHOULDER PROJECTING TOWARD THE OTHER FLANGE, A SECOND AND SMALLER-DIAMETER CIRCULAR DEPRESSION IN EACH FLANGE DEFINING A CENTRAL FLATTOPPED BOSS PROJECTING TOWARD THE OTHER BOSS, AN ANNULAR INSULATOR MEMBER POSITIONED BETWEEN AND SECURED TO THE FLANGES AND HAVING ITS INNER PERIPHERY SEATED AROUND SAID ANNULAR SHOULDERS OF THE RESPECTIVE FLANGES AND HAVING ITS OPPOSITE ANNULAR SURFACES BONDED TO PERIPHERAL AREAS OF THE RESPECTIVE FLANGES, AND A FLAT SEMI-CONDUCTOR WAFER RETAINED BETWEEN SAID GENERALLY FLAT-TOPPED BOSSES IN ENGAGEMENT THEREWITH.
References Cited (Backward Citations)
US2423091A
Cited
US2738452A
Cited
US2745044A
Cited
US2756374A
Cited
US3017550A
Cited
US3023346A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |