US2911640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device to discretely characterize levels of signal intensity in radar mapping and computer displays
Assignee: Individual
•
Filing: 1955-01-04
•
Granted: 1959-11-03
•
Expires: 1975-01-04
Abstract
No abstract record available.
Inventors
- 👤 Atlas David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:37
CPC Classifications
G; G01; G01S; G01S13/00; G01S13/88; G01S13/95; G01S7/00; G01S7/02; G01S7/28; G01S7/285; G01S7/292; G01S7/2921; Y; Y02; Y02A; Y02A90/00; Y02A90/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2426189A
Cited
US2508358A
Cited
US2449542A
Cited
US2691162A
Cited
US2656531A
Cited
US2786993A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |