US2741696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panoramic receiver having zero-beat detector
Assignee: The General Electric Company PLC
•
Filing: 1952-08-15
•
Granted: 1956-04-10
•
Expires: 1972-08-15
Abstract
No abstract record available.
Inventors
- 👤 Foot John Bartram Lovell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:23
CPC Classifications
H; H03; H03J; H03J3/00; H03J3/02; H03J3/12; H03J3/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1611221A
Cited
US1813922A
Cited
US2138341A
Cited
US2288846A
Cited
US2645711A
Cited
US2553602A
Cited
US2321269A
Cited
GB570390A
Cited
US2572216A
Cited
US2455052A
Cited
US2586894A
Cited
US2506329A
Cited
US2658138A
Cited
US2608652A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |