US2462918A
Expired / Lapsed
US
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Pulsing system for ultra high frequency generators
Assignee: Raytheon Co
•
Filing: 1943-10-06
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Granted: 1949-03-01
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Expires: 1963-10-06
Abstract
No abstract record available.
Inventors
- 👤 Karl J Stiefel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:08
CPC Classifications
H; H03; H03K; H03K3/00; H03K3/02; H03K3/53; H03K3/537
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2063025A
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US2199190A
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US2276994A
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US2163742A
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US2200233A
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US2295585A
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US2405069A
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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) | 1952-02-29 | 1952-08-30 | 1953-03-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-29 | 1956-08-30 | 1957-03-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-29 | 1960-08-30 | 1961-03-01 | $7700.00 | Window Closed / Lapsed |