US2582310A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-identifying reflecting radio beacon
Assignee: Societe Francaise Radio Electrique
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Filing: 1946-08-02
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Granted: 1952-01-15
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Expires: 1966-08-02
Abstract
No abstract record available.
Inventors
- 👤 Chireix Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:04
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/74; G01S13/75; G01S13/751; E; E04; E04C; E04C3/00; E04C3/38; E04C3/44; E21; E21D; E21D11/00; E21D11/04; E21D11/08; G01S1/00; G01S1/02; G01S1/72; G01S7/00; G01S7/02; G01S7/28; G01S7/282
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US350608A
Cited
US2190141A
Cited
US2461005A
Cited
US2280226A
Cited
US2408848A
Cited
US2433868A
Cited
US2440253A
Cited
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 |