US2716746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Focusing of radar beams for a tracking radar
Assignee: RCA Corp
•
Filing: 1950-10-31
•
Granted: 1955-08-30
•
Expires: 1970-10-31
Abstract
No abstract record available.
Inventors
- 👤 Richard W Howery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:51
CPC Classifications
H; H01; H01Q; H01Q25/00; H01Q25/002; H01Q3/00; H01Q3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1934078A
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US2083292A
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US2078302A
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US2142648A
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US2159937A
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US2173234A
Cited
US2524292A
Cited
US2429933A
Cited
US2530580A
Cited
FR86050E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-29 | 1959-02-28 | 1959-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-29 | 1963-02-28 | 1963-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-29 | 1967-02-28 | 1967-08-30 | $7700.00 | Window Closed / Lapsed |