US2692370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Optical system for oscillographs
Assignee: General Electric Co
•
Filing: 1950-06-27
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Granted: 1954-10-19
•
Expires: 1970-06-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Nathaniel S Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:33
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/14; G01R; G01R13/00; G01R13/38
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |