Patent US1158124A successfully refreshed from Google Patents.
US1158124A
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Signaling apparatus for aerial navigation.
Assignee: HALSEY M BARRETT
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Filing: 1909-02-11
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Granted: 1915-10-26
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Expires: 1929-02-11
Abstract
No abstract record available.
Inventors
- 👤 Reginald A Fessenden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:35
CPC Classifications
H; H01; H01Q; H01Q1/00; H01Q1/27; H01Q1/28; H01Q1/286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1918-10-25 | 1919-04-26 | 1919-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-10-25 | 1923-04-26 | 1923-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-10-25 | 1927-04-26 | 1927-10-26 | $7700.00 | Window Closed / Lapsed |