US2846626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Junction transistors and methods of forming them
Assignee: Raytheon Co
•
Filing: 1954-07-28
•
Granted: 1958-08-05
•
Expires: 1974-07-28
Abstract
No abstract record available.
Inventors
- 👤 Herman P Nowak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:22
CPC Classifications
H; H10; H10D; H10D62/00; H10D62/10; H10D10/00; H10D99/00; H10P; H10P52/00; H10P95/00; H10P95/50; Y; Y10; Y10S; Y10S438/00; Y10S438/977
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2666814A
Cited
US2680159A
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US2655624A
Cited
FR1038658A
Cited
US2748041A
Cited
US2764642A
Cited
US2754431A
Cited
US2779877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-04 | 1962-02-03 | 1962-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-04 | 1966-02-03 | 1966-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-04 | 1970-02-03 | 1970-08-05 | $7700.00 | Window Closed / Lapsed |