US3303399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glasses for encapsulating semiconductor devices and resultant devices
Assignee: International Business Machines Corp
•
Filing: 1964-01-30
•
Granted: 1967-02-07
•
Expires: 1984-01-30
Abstract
No abstract record available.
Inventors
- 👤 Helen M Hoogendoorn
- 👤 Merrin Seymour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:50
CPC Classifications
H; H10; H10W; H10W74/00; H10W74/40; H10W74/43; C; C03; C03C; C03C3/00; C03C3/04; C03C3/062; C03C3/07; C03C3/072; C03C3/076; C03C3/102; C03C3/108; C03C4/00; H10P; H10P14/00; H10P14/60; Y; Y10; Y10S; Y10S148/00; Y10S148/043; Y10S148/118
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
AN ENCAPSULATED SILICON SIMECONDUCTOR DEVICE COMPRISING A SILICON SEMICONDUCTOR MEMBER HAVING AT LEAST ONE PN JUNCTION THEREIN; AT LEAST ONE ALUMINUM OHMIC CONTACT; AND A LAYER OF GLASS ENCAPSULATING A SURFACE OF SAID SEMICONDUCTOR MEMBER HAVING AN APPLICATION TEMPERATURE BELOW 570*C., SAID GLASS CONSISTING ESSENTIALLY OF IN MOL PERCENT:
Claim 2
Dependent Claim
49 words
AN ENCAPSULATED SILICON SIMECONDUCTOR DEVICE COMPRISING A SILICON SEMICONDUCTOR MEMBER HAVING AT LEAST ONE PN JUNCTION THEREIN; AT LEAST ONE ALUMINUM OHMIC CONTACT; AND A LAYER OF GLASS ENCAPSULATING A SURFACE OF SAID SEMICONDUCTOR MEMBER HAVING AN APPLICATION TEMPERATURE BELOW 570*C., SAID GLASS CONSISTING ESSENTIALLY OF IN MOL PERCENT:
References Cited (Backward Citations)
US2393448A
Cited
US2417898A
Cited
US2906907A
Cited
US2882187A
Cited
US2920971A
Cited
US3060041A
Cited
US3200310A
Cited
US3149984A
Cited
US3170813A
Cited
US3247428A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |