US2789258A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intrinsic coatings for semiconductor junctions
Assignee: Raytheon Co
•
Filing: 1955-06-29
•
Granted: 1957-04-16
•
Expires: 1975-06-29
Abstract
No abstract record available.
Inventors
- 👤 Charles G Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:54
CPC Classifications
H; H10; H10W; H10W74/00; H10W74/40; H10W74/481; H10P; H10P14/00; H10P14/60; H10W74/10; H10W74/131; H10W74/137; Y; Y10; Y10S; Y10S148/00; Y10S148/043; Y10S148/049; Y10S148/085; Y10S148/125; Y10S438/00; Y10S438/958
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A SEMICONDUCTIVE BODY SELECTED FROM ABOUT THE GROUP CONSISTING OF GERMANIUM AND SILICON HAVING A P-H JUNCTION THEREIN, SAID JUNCTION BEING COVERED BY A LAYER OF INTRINSIC MATERIAL OF THE SAME KIND AS SAID BODY.
Claim 2
Dependent Claim
35 words
A SEMICONDUCTIVE BODY SELECTED FROM ABOUT THE GROUP CONSISTING OF GERMANIUM AND SILICON HAVING A P-H JUNCTION THEREIN, SAID JUNCTION BEING COVERED BY A LAYER OF INTRINSIC MATERIAL OF THE SAME KIND AS SAID BODY.
References Cited (Backward Citations)
US2623105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-15 | 1960-10-15 | 1961-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-15 | 1964-10-15 | 1965-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-15 | 1968-10-15 | 1969-04-16 | $7700.00 | Window Closed / Lapsed |