US3490141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High voltage rectifier stack and method for making same
Assignee: Motorola Solutions Inc
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Filing: 1967-10-02
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Granted: 1970-01-20
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Expires: 1987-10-02
Abstract
No abstract record available.
Inventors
- 👤 Israel Arnold Lesk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:22
CPC Classifications
H; H10; H10W; H10W70/00; H10W70/40; H10W70/481; H10W74/00; H10W74/10; H10W74/111; H10W74/121; H10W90/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49121
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2804581A
Cited
US3076253A
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US3080640A
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US2994121A
Cited
US3395447A
Cited
US3413713A
Cited
US3391426A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |