US3062690A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-conductor device and method of making the same
Assignee: Hoffman Electronics Corp
•
Filing: 1955-08-05
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Granted: 1962-11-06
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Expires: 1975-08-05
Abstract
No abstract record available.
Inventors
- 👤 Ross Bernd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:49
CPC Classifications
H; H10; H10P; H10P32/00; H10P32/10; H10P32/16; C; C30; C30B; C30B31/00; C30B31/02; H10D; H10D99/00; H10P95/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2837704A
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US2770761A
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US2804405A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |