US2623116A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recording device
Assignee: Raytheon Co
•
Filing: 1947-11-21
•
Granted: 1952-12-23
•
Expires: 1967-11-21
Abstract
No abstract record available.
Inventors
- 👤 William H Rymes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:03
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/72
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2148188A
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US2250509A
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US2233992A
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US2384722A
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US2433382A
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US2441065A
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US2437242A
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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) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |