US3439255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Encapsulated semiconductor device including a ceramic substrate
Assignee: Motorola Solutions Inc
•
Filing: 1968-02-01
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Granted: 1969-04-15
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Expires: 1988-02-01
Abstract
No abstract record available.
Inventors
- 👤 Robert A Carnes
- 👤 Douglas W Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 06:40
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/10; H10W90/00; H10W72/00; H10W72/071; H10W72/075; H10W72/07531; H10W72/07532; H10W72/07533; H10W72/50; H10W72/551; H10W72/552; H10W72/5524
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3106665A
Cited
US3259805A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |