US2605459A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Monitoring apparatus for radio pulse transmission systems
Assignee: Individual
•
Filing: 1943-10-23
•
Granted: 1952-07-29
•
Expires: 1963-10-23
Abstract
No abstract record available.
Inventors
- 👤 Jackson H Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:47
CPC Classifications
H; H01; H01P; H01P7/00; H01P7/06; G; G01; G01S; G01S7/00; G01S7/02; G01S7/40; G01S7/4004; G01S7/4008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2151118A
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US2460827A
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US2421016A
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US2539511A
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US2433868A
Cited
US2471419A
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 |