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Patent US2605463A successfully refreshed from Google Patents.
US2605463A
Expired / Lapsed
US
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Topographic presentation radar
Assignee: Individual
•
Filing: 1946-10-04
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Granted: 1952-07-29
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Expires: 1966-10-04
Abstract
No abstract record available.
Inventors
- 👤 Walter J Hirschberg
- 👤 Ovadia Jehuda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:34
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04; G01S7/06; G01S7/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2426189A
Cited
US2508358A
Cited
US2395966A
Cited
US2428351A
Cited
US2517752A
Cited
US2509007A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |