Patent US2582768A successfully refreshed from Google Patents.
US2582768A
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Frequency transposing device
Assignee: Thales SA
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Filing: 1946-03-29
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Granted: 1952-01-15
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Expires: 1966-03-29
Abstract
No abstract record available.
Inventors
- 👤 Colas Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:01
CPC Classifications
H; H03; H03L; H03L7/00; H03L7/06; H03L7/16; C; C10; C10B; C10B53/00; C10B53/02; G; G01; G01R; G01R23/00; H03B; H03B21/00; H03B21/01; H03B21/04; H03D; H03D7/00; H03D7/16; H03D7/161; H03J; H03J5/00; H03J5/24; H03J5/26; H03J5/30; H04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/26; Y; Y02; Y02E; Y02E50/00; Y02E50/10
Claims Analysis
Total Claims: 0
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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) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |