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US2999149A
Expired / Lapsed
US
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Boat flag-light mast
Assignee: Individual
•
Filing: 1958-11-14
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Granted: 1961-09-05
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Expires: 1978-11-14
Abstract
No abstract record available.
Inventors
- 👤 Jr Herbert Alton Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:45
CPC Classifications
B; B63; B63B; B63B45/00; B63B45/04; G; G08; G08G; G08G3/00; B63B2201/00; B63B2201/04; B63B2201/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1498533A
Cited
US1893585A
Cited
US2260787A
Cited
US2297916A
Cited
US2299683A
Cited
GB631480A
Cited
GB731697A
Cited
US2753443A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-04 | 1965-03-06 | 1965-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-04 | 1969-03-06 | 1969-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-04 | 1973-03-06 | 1973-09-05 | $7700.00 | Window Closed / Lapsed |