US2763776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultrahigh-frequency converter for very-high-frequency television receiver
Assignee: Avco Manufacturing Corp
•
Filing: 1951-10-18
•
Granted: 1956-09-18
•
Expires: 1971-10-18
Abstract
No abstract record available.
Inventors
- 👤 Emmery J H Bussard
- 👤 Nathan Reuben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:05
CPC Classifications
H; H03; H03D; H03D7/00; H03D7/02; H01; H01P; H01P7/00; H01P7/02; H03D9/00; H03D9/06
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |