US2960679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft warning system
Assignee: Individual
•
Filing: 1955-08-02
•
Granted: 1960-11-15
•
Expires: 1975-08-02
Abstract
No abstract record available.
Inventors
- 👤 Harold W Atkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:57
CPC Classifications
G; G08; G08G; G08G5/00; G08G5/20; G08G5/21; B; B64; B64D; B64D47/00; B64D47/02; B64D47/06; G01; G01S; G01S13/00; G01S13/88; G01S13/93; G01S13/933; G08B; G08B5/00; G08B5/22; G08B5/36; G08B5/38; G08G5/70; G08G5/72; G08G5/723
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) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |