US2946899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pulse width shaping circuit
Assignee: Raytheon Co
•
Filing: 1956-11-28
•
Granted: 1960-07-26
•
Expires: 1976-11-28
Abstract
No abstract record available.
Inventors
- 👤 Richard A Day
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:19
CPC Classifications
H; H03; H03K; H03K5/00; H03K5/01; H03K5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2414968A
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US2440547A
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US2499234A
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GB615856A
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US2644897A
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FR1084478A
Cited
US2812390A
Cited
US2843681A
Cited
US2758206A
Cited
US2910596A
Cited
US2878382A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |