US2651032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Localization system
Assignee: Individual
•
Filing: 1949-03-01
•
Granted: 1953-09-01
•
Expires: 1969-03-01
Abstract
No abstract record available.
Inventors
- 👤 Torcheux Emile Leon Gabriel
- 👤 Honore Etienne Augustin Henri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:10
CPC Classifications
G; G01; G01S; G01S1/00; G01S1/02; G01S1/08; G01S1/20; G01S1/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE546000C
Cited
US2148267A
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US2144203A
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US2430244A
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US2408773A
Cited
USRE23050E
Cited
US2511030A
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SE120663C1
Cited
US2513316A
Cited
US2513315A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |