US2692946A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective system for highfrequency generators
Assignee: General Electric Co
•
Filing: 1951-04-18
•
Granted: 1954-10-26
•
Expires: 1971-04-18
Abstract
No abstract record available.
Inventors
- 👤 George W Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:57
CPC Classifications
H; H05; H05B; H05B6/00; H05B6/64; H05B6/66; H05B6/666
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2374008A
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US2546500A
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US2498720A
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US2595748A
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US2498719A
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US2508548A
Cited
US2648772A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-25 | 1958-04-26 | 1958-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-25 | 1962-04-26 | 1962-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-25 | 1966-04-26 | 1966-10-26 | $7700.00 | Window Closed / Lapsed |