US2497084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Autoballistic antenna
Assignee: Individual
•
Filing: 1943-04-30
•
Granted: 1950-02-14
•
Expires: 1963-04-30
Abstract
No abstract record available.
Inventors
- 👤 James W Irby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:55
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/08; H01Q1/10; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/4984; Y10T29/49879; Y10T403/00; Y10T403/16; Y10T403/32; Y10T403/32254; Y10T403/32426
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1320659A
Cited
US1318954A
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US1672596A
Cited
US1985184A
Cited
US2198697A
Cited
US2172117A
Cited
US2239614A
Cited
US2300847A
Cited
US2286764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |