US3454434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multilayer semiconductor device
Assignee: Motorola Solutions Inc
•
Filing: 1966-05-09
•
Granted: 1969-07-08
•
Expires: 1986-05-09
Abstract
No abstract record available.
Inventors
- 👤 Don M Jackson Jr
- 👤 Orville Phillip Frazee
- 👤 Peter Waldow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:50
CPC Classifications
H; H10; H10D; H10D62/00; H10D62/10; H10D1/00; H10D1/40; H10D48/00; H10D48/30; H10D48/38; H10D99/00; H10P; H10P14/00; H10P14/20; H10P14/24; H10P14/29; H10P14/2901; H10P14/2902; H10P14/2905; H10P14/32; H10P14/3202; H10P14/3204; H10P14/3211; H10P14/34; H10P14/3402; H10P14/3404; H10P14/3411; Y; Y10; Y10S; Y10S148/00; Y10S148/025; Y10S148/157
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2855524A
Cited
US3006791A
Cited
US3168422A
Cited
US3172791A
Cited
US3131098A
Cited
US3271208A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |