US2417834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-pulsing oscillator
Assignee: General Electric Co
•
Filing: 1943-02-19
•
Granted: 1947-03-25
•
Expires: 1963-02-19
Abstract
No abstract record available.
Inventors
- 👤 Harold W Lord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:07
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/78; G; G01; G01S; G01S1/00; G01S1/02; H01; H01T; H01T1/00; H03K3/02; H03K3/04; H03K3/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1531633A
Cited
DE541087C
Cited
US2024138A
Cited
US2213398A
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US2257663A
Cited
US2300429A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-03-24 | 1950-09-23 | 1951-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-03-24 | 1954-09-23 | 1955-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-03-24 | 1958-09-23 | 1959-03-25 | $7700.00 | Window Closed / Lapsed |