US2597607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for measuring distance
Assignee: Raytheon Co
•
Filing: 1946-02-07
•
Granted: 1952-05-20
•
Expires: 1966-02-07
Abstract
No abstract record available.
Inventors
- 👤 Alford Andrew
- 👤 Harold M Hart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:34
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/03; G01S7/034; G01S7/28; G01S7/282; G01S7/285; G01S7/32; H; H01; H01P; H01P1/00; H01P1/10; H01P1/12; H01P1/122
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2129712A
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US2407198A
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US2426501A
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US2412159A
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US2396044A
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US2416895A
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US2419205A
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US2426989A
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US2422204A
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US2418143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-20 | 1955-11-19 | 1956-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-20 | 1959-11-19 | 1960-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-20 | 1963-11-19 | 1964-05-20 | $7700.00 | Window Closed / Lapsed |