Patent US3370560A successfully refreshed from Google Patents.
US3370560A
Expired / Lapsed
US
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Sailing vessels
Assignee: FRIEDRICH MARKUS LUCHT
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Filing: 1966-05-27
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Granted: 1968-02-27
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Expires: 1986-05-27
Abstract
No abstract record available.
Inventors
- 👤 Lucht Friedrich Markus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:37
CPC Classifications
B; B63; B63H; B63H9/00; B63H9/04; B63H9/06
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) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |