US3331994A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating semiconductor with tungsten-containing glass and article
Assignee: Lanteris Space LLC
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Filing: 1963-09-26
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Granted: 1967-07-18
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Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Clifford Kile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:46
CPC Classifications
H; H10; H10P; H10P14/00; H10P14/60; H10P14/69; H10P14/692; H10P14/6921; H10P14/6922; H10P14/6923; H10D; H10D99/00; H10P14/6938; H10P14/6939; H10W; H10W20/00; H10W20/40; H10W74/00; H10W74/40; H10W74/43; Y; Y10; Y10S; Y10S420/00; Y10S420/903; Y10S438/00; Y10S438/958
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A PASSIVATED THIN-FILM SEMICONDUCTOR WAFER OR CHIP, COMPRISING A SILICON SEMICONDUCTOR BODY WITH A THICKNESS OF THE ORDER OF 25 MICRONS AND WITH JUNCTIONS IN A SURFACE THEREOF; A SILICA FILM ON SAID SURFACE WITH A THICKNESS OF THE ORDER OF .5 MICRON; AND A TUNGSTEN-CONTAINING HIGH-SILIC GLASS COAT ON SAID FILM WITH A THICKNESS OF THE ORDER OF 2 MICRONS.
Claim 2
Dependent Claim
26 words
A WAFER OR CHIP AS DESCRIBED IN CLAIM 7 ADDITIONALLY INCLUDING LOWER METAL CONTACTS GENERALLY UNDERLYING SAID GLASS COAT AND UPPER METAL CONTACTS GENERALLY OVERLYING IT.
References Cited (Backward Citations)
DE882174C
Cited
US2961350A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |