US3027503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor
Assignee: NEC Corp
•
Filing: 1959-12-08
•
Granted: 1962-03-27
•
Expires: 1979-12-08
Abstract
No abstract record available.
Inventors
- 👤 Sato Akihiko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:24
CPC Classifications
H; H10; H10P; H10P95/00; H10D; H10D99/00; H10W; H10W40/00; H10W40/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2817613A
Cited
US2895058A
Cited
US2810870A
Cited
US2817783A
Cited
US2878152A
Cited
US2968751A
Cited
US2964689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-03-26 | 1965-09-25 | 1966-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-03-26 | 1969-09-25 | 1970-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-03-26 | 1973-09-25 | 1974-03-27 | $7700.00 | Window Closed / Lapsed |