US2971126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transistor inverter circuits
Assignee: General Electric Co
•
Filing: 1958-12-29
•
Granted: 1961-02-07
•
Expires: 1978-12-29
Abstract
No abstract record available.
Inventors
- 👤 Harry E Schultz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:31
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/26; H05B41/28; H05B41/282; H02; H02M; H02M7/00; H02M7/42; H02M7/44; H02M7/48; H02M7/53; H02M7/537; H02M7/5383; Y; Y02; Y02B; Y02B20/00; Y02B70/00; Y02B70/10; Y10; Y10S; Y10S315/00; Y10S315/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2783384A
Cited
US2842715A
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US2872623A
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US2798160A
Cited
FR1123405A
Cited
US2748274A
Cited
US2774878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-02-07 | 1964-08-08 | 1965-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-02-07 | 1968-08-08 | 1969-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-02-07 | 1972-08-08 | 1973-02-07 | $7700.00 | Window Closed / Lapsed |