US2979714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radar recorders
Assignee: PANORAMIC RADIO PRODUCTS Inc
•
Filing: 1948-02-19
•
Granted: 1961-04-11
•
Expires: 1968-02-19
Abstract
No abstract record available.
Inventors
- 👤 Wallace Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:03
CPC Classifications
G; G01; G01S; G01S7/00; G01S7/02; G01S7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2232589A
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US2230502A
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US2403562A
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US2415981A
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US2430307A
Cited
GB590944A
Cited
US2430283A
Cited
US2467202A
Cited
US2534820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |