US2416089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selective pulse amplifier system
Assignee: General Electric Co
•
Filing: 1942-06-26
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Granted: 1947-02-18
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Expires: 1962-06-26
Abstract
No abstract record available.
Inventors
- 👤 John L Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:10
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/02; G01S13/06; G01S13/08; G01S13/10; G01S13/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2208422A
Cited
US2203004A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-02-17 | 1950-08-19 | 1951-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-02-17 | 1954-08-19 | 1955-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-02-17 | 1958-08-19 | 1959-02-18 | $7700.00 | Window Closed / Lapsed |