Patent US4695156A successfully refreshed from Google Patents.
Patent US2216863A successfully refreshed from Google Patents.
US3247428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated objects and methods of providing the protective coverings therefor
Assignee: International Business Machines Corp
•
Filing: 1961-09-29
•
Granted: 1966-04-19
•
Expires: 1981-09-29
Abstract
No abstract record available.
Inventors
- 👤 John A Perri
- 👤 Riseman Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:23
CPC Classifications
H; H10; H10P; H10P95/00; C; C03; C03C; C03C17/00; C03C17/06; C03C17/10; C23; C23C; C23C8/00; C23C8/80; H10W; H10W74/00; H10W74/40; H10W74/43; Y; Y10; Y10S; Y10S148/00; Y10S148/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A SEMICONDUCTOR MEMBER COMPRISING: A SEMICONDUCTOR BODY HAVING A PN JUNCTION THEREIN, AT LEAST A PORTION OF WHICH EXTENDS TO A SURFACE OF SAID BODY; A FILM OF METAL OXIDE HAVING A THICKNESS IN THE RANGE OF 1,000-30,000 ANGSTROMS ADHERENT TO SAID SURFACE AND COVERING THE EXTENDED PORTION OF SAID JUNCTION; AND A UNIFORM CONTIGUOUS GLASS COATING CHEMICALLY BONDED TO SAID FILM AND HAVING A THICKNESS IN THE RANGE OF 8,000500,000 ANGSTROMS; SAID MEMBR BEING CAPABLE OF WITHSTANDING DURING THE BONDING OPERATION A TEMPERATURE CORRESPONDING TO AT LEAST THE FORMATION TEMPERATURE OF SAID COATING.
Claim 2
Dependent Claim
94 words
A SEMICONDUCTOR MEMBER COMPRISING: A SEMICONDUCTOR BODY HAVING A PN JUNCTION THEREIN, AT LEAST A PORTION OF WHICH EXTENDS TO A SURFACE OF SAID BODY; A FILM OF METAL OXIDE HAVING A THICKNESS IN THE RANGE OF 1,000-30,000 ANGSTROMS ADHERENT TO SAID SURFACE AND COVERING THE EXTENDED PORTION OF SAID JUNCTION; AND A UNIFORM CONTIGUOUS GLASS COATING CHEMICALLY BONDED TO SAID FILM AND HAVING A THICKNESS IN THE RANGE OF 8,000500,000 ANGSTROMS; SAID MEMBR BEING CAPABLE OF WITHSTANDING DURING THE BONDING OPERATION A TEMPERATURE CORRESPONDING TO AT LEAST THE FORMATION TEMPERATURE OF SAID COATING.
References Cited (Backward Citations)
US2796562A
Cited
US2697670A
Cited
US2827597A
Cited
FR1267686A
Cited
US3002133A
Cited
US2295814A
Cited
US2424353A
Cited
US2554373A
Cited
US2694168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |