US2958825A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse detection apparatus
Assignee: General Electric Co
•
Filing: 1954-06-21
•
Granted: 1960-11-01
•
Expires: 1974-06-21
Abstract
No abstract record available.
Inventors
- 👤 Max H Diehl
- 👤 Hugh H Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:55
CPC Classifications
H; H04; H04N; H04N11/00; H04N11/06; H04N11/12; H04N11/14; H04N11/143
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2668236A
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US2706810A
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US2545464A
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US2634346A
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US2568750A
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US2484352A
Cited
US2677763A
Cited
US2654028A
Cited
US2564824A
Cited
US2653187A
Cited
US2648766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-01 | 1964-05-02 | 1964-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-01 | 1968-05-02 | 1968-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-01 | 1972-05-02 | 1972-11-01 | $7700.00 | Window Closed / Lapsed |