US2892141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frequency multiplier
Assignee: General Electric Co
•
Filing: 1956-11-27
•
Granted: 1959-06-23
•
Expires: 1976-11-27
Abstract
No abstract record available.
Inventors
- 👤 Fuze David L La
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:57
CPC Classifications
H; H01; H01F; H01F38/00; H01F38/02; H01F38/04; H03; H03B; H03B19/00; H03B19/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1157730A
Cited
US1678965A
Cited
US2395389A
Cited
US2437093A
Cited
US2473999A
Cited
US2666178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-22 | 1962-12-22 | 1963-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-22 | 1966-12-22 | 1967-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-22 | 1970-12-22 | 1971-06-23 | $7700.00 | Window Closed / Lapsed |