Patent US3296163A successfully refreshed from Google Patents.
Patent US2369185A successfully refreshed from Google Patents.
US2369185A
Expired / Lapsed
US
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Rectifier
Assignee: STC PLC
•
Filing: 1943-11-23
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Granted: 1945-02-13
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Expires: 1963-11-23
Abstract
No abstract record available.
Inventors
- 👤 Murray F Skinker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:54
CPC Classifications
H; H10; H10W; H10W76/00; H10W76/10; H10W76/12; H10W76/15; H10W76/157; A; A23; A23L; A23L27/00; A23L27/70; H10D; H10D99/00; Y; Y10; Y10S; Y10S257/00; Y10S257/909
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) | 1948-02-13 | 1948-08-14 | 1949-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-02-13 | 1952-08-14 | 1953-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-02-13 | 1956-08-14 | 1957-02-13 | $7700.00 | Window Closed / Lapsed |