Patent US2507525A successfully refreshed from Google Patents.
US2507525A
Expired / Lapsed
US
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Panoramic system
Assignee: PANORAMIC RADIO Corp
•
Filing: 1948-02-06
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Granted: 1950-05-16
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Expires: 1968-02-06
Abstract
No abstract record available.
Inventors
- 👤 Hurvitz Hyman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:03
CPC Classifications
G; G01; G01R; G01R23/00; G01R23/16; H; H03; H03J; H03J7/00; H03J7/18; H03J7/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2304871A
Cited
US2287925A
Cited
US2312203A
Cited
US2355363A
Cited
US2410075A
Cited
US2476897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-15 | 1953-11-14 | 1954-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-15 | 1957-11-14 | 1958-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-15 | 1961-11-14 | 1962-05-16 | $7700.00 | Window Closed / Lapsed |