Patent US3366802A successfully refreshed from Google Patents.
US3366802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Field effect transistor photosensitive modulator
Assignee: Fairchild Semiconductor Corp
•
Filing: 1965-04-06
•
Granted: 1968-01-30
•
Expires: 1985-04-06
Abstract
No abstract record available.
Inventors
- 👤 David F Hilbiber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:42
CPC Classifications
H; H10; H10F; H10F30/00; H10F30/20; H10F30/21; H10F30/28; H10F30/285; H10F30/2863; Y; Y10; Y10S; Y10S148/00; Y10S148/05; Y10S148/062
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2648805A
Cited
US2644852A
Cited
US3004168A
Cited
US3018391A
Cited
US3051840A
Cited
US3023321A
Cited
US3230428A
Cited
US3230398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |