US2465500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiband fixed frequency calibration panoramic radio receiver
Assignee: PANORAMIE RADIO Corp
•
Filing: 1943-12-11
•
Granted: 1949-03-29
•
Expires: 1963-12-11
Abstract
No abstract record available.
Inventors
- 👤 Wallace Marcel
- 👤 Horace G Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:32
CPC Classifications
H; H03; H03J; H03J7/00; H03J7/18; H03J7/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-03-28 | 1952-09-27 | 1953-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-03-28 | 1956-09-27 | 1957-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-03-28 | 1960-09-27 | 1961-03-29 | $7700.00 | Window Closed / Lapsed |