US3271638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Encased semiconductor with heat conductive and protective insulative encapsulation
Assignee: Individual
•
Filing: 1963-11-04
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Granted: 1966-09-06
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Expires: 1983-11-04
Abstract
No abstract record available.
Inventors
- 👤 Emil M Murad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:37
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/161; H10W40/00; H10W40/70; H10W72/00; H10W72/071; H10W72/075; H10W72/07551; H10W72/07554; H10W72/50; H10W72/531; H10W72/536; H10W72/5363
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-05 | 1970-03-07 | 1970-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-05 | 1974-03-07 | 1974-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-05 | 1978-03-07 | 1978-09-06 | $7700.00 | Window Closed / Lapsed |