US3301706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of forming an inorganic glass coating on semiconductor devices
Assignee: Motorola Solutions Inc
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Filing: 1965-07-07
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Granted: 1967-01-31
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Expires: 1985-07-07
Abstract
No abstract record available.
Inventors
- 👤 Steward S Flaschen
- 👤 Jr Robert J Gnaedinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:16
CPC Classifications
C; C23; C23D; C23D5/00; H; H10; H10W; H10W74/00; H10W74/40; H10W74/43
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
78 words
A PROCESS OF FORMING AN INORGANIC GLASS COATING ON SEMICONDUCTOR MATERIAL SELECTED FROM THE GROUP CONSISTING OF GERMANIUM AND SILICON, WHICH PROCESS COMPRISES THERMALLY OXIDIZING THE SEMICONDUCTOR MATERIAL AT A SURFACE REGION THEREOF IN AN OXIDIZING ATMOSPHERE CONTAINING OXYGEN AND A LEAD MATERIAL AT A TEMPERATURE IN THE RANGE FROM 400*C. TO 750*C. WITH THE LEAD MATERIAL BECOMING INCORPORATED IN THE GLASS, SAID LEAD MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF LEAD, LEAD OXIDE AND LEAD HALIDES.
Claim 2
Dependent Claim
78 words
A PROCESS OF FORMING AN INORGANIC GLASS COATING ON SEMICONDUCTOR MATERIAL SELECTED FROM THE GROUP CONSISTING OF GERMANIUM AND SILICON, WHICH PROCESS COMPRISES THERMALLY OXIDIZING THE SEMICONDUCTOR MATERIAL AT A SURFACE REGION THEREOF IN AN OXIDIZING ATMOSPHERE CONTAINING OXYGEN AND A LEAD MATERIAL AT A TEMPERATURE IN THE RANGE FROM 400*C. TO 750*C. WITH THE LEAD MATERIAL BECOMING INCORPORATED IN THE GLASS, SAID LEAD MATERIAL BEING SELECTED FROM THE GROUP CONSISTING OF LEAD, LEAD OXIDE AND LEAD HALIDES.
References Cited (Backward Citations)
US2957789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |