US2886796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Proximity indicator
Assignee: PANORAMIC RADIO PRODUCTS Inc
•
Filing: 1956-08-22
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Granted: 1959-05-12
•
Expires: 1976-08-22
Abstract
No abstract record available.
Inventors
- 👤 Wallace Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:30
CPC Classifications
G; G08; G08G; G08G5/00; G08G5/20; G08G5/21; G08G5/70; G08G5/72; G08G5/723
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2157122A
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US2378604A
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US2403603A
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US2580462A
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US2505314A
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US2498933A
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US2585605A
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US2568568A
Cited
US2618747A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |