US3192082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of npn or pnp junction
Assignee: Hitachi Ltd
•
Filing: 1962-10-23
•
Granted: 1965-06-29
•
Expires: 1982-10-23
Abstract
No abstract record available.
Inventors
- 👤 Tomono Masami
- 👤 Tauchi Shoji
- 👤 Kodera Hiroshi
- 👤 Sato Kogo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:30
CPC Classifications
H; H10; H10P; H10P32/00; H10P32/10; H10P32/16; C; C30; C30B; C30B15/00; C30B15/02; C30B15/04; H10D; H10D99/00; Y; Y10; Y10S; Y10S148/00; Y10S148/041; Y10S438/00; Y10S438/955
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2899343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |