US3417248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tunneling semiconductor device exhibiting storage characteristics
Assignee: General Electric Co
•
Filing: 1965-04-26
•
Granted: 1968-12-17
•
Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 Robert N Hall
- 👤 Jr Nick Holonyak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:06
CPC Classifications
H; H10; H10H; H10H20/00; H10H20/80; H03; H03K; H03K17/00; H03K17/51; H03K17/56; H03K17/58; H10D; H10D48/00; H10D48/30; H10D48/32; H10D62/00; H10D8/00; H10D8/70; H10D99/00; H10F; H10F55/00; H10F55/20; H10F99/00; H10P; H10P95/00; H10P95/50; H10D62/01
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-17 | 1972-06-17 | 1972-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-17 | 1976-06-17 | 1976-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-17 | 1980-06-17 | 1980-12-17 | $7700.00 | Window Closed / Lapsed |