US2795780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar relay links
Assignee: Raytheon Co
•
Filing: 1951-12-21
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Granted: 1957-06-11
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Expires: 1971-12-21
Abstract
No abstract record available.
Inventors
- 👤 Fritz A Gross
- 👤 William M Hall
- 👤 Harold M Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:17
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04; G01S7/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2412670A
Cited
US2552172A
Cited
US2547945A
Cited
US2519935A
Cited
US2624043A
Cited
US2626390A
Cited
US2506766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |