US3409812A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Space-charge-limited current triode device
Assignee: Raytheon Co
•
Filing: 1966-07-11
•
Granted: 1968-11-05
•
Expires: 1986-07-11
Abstract
No abstract record available.
Inventors
- 👤 Zuleeg Rainer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:23
CPC Classifications
H; H10; H10D; H10D10/00; H10D48/00; H10D48/30; H10D48/32; H10D48/36; H10D99/00; Y; Y10; Y10S; Y10S148/00; Y10S148/035; Y10S148/037; Y10S148/085; Y10S148/088; Y10S148/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2790037A
Cited
US2968750A
Cited
US2983853A
Cited
GB948239A
Cited
US3252003A
Cited
US3293087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |