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Patent US2705934A successfully refreshed from Google Patents.
US2705934A
Expired / Lapsed
US
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Stabilizing device for ships
Assignee: Individual
•
Filing: 1952-05-07
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Granted: 1955-04-12
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Expires: 1972-05-07
Abstract
No abstract record available.
Inventors
- 👤 Kefeli Michel Mourad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:37
CPC Classifications
B; B63; B63B; B63B39/00; B63B39/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US507944A
Cited
US2346464A
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US1038507A
Cited
US1061088A
Cited
US1751278A
Cited
GB580982A
Cited
US2507790A
Cited
US2599484A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-04-11 | 1958-10-11 | 1959-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-04-11 | 1962-10-11 | 1963-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-04-11 | 1966-10-11 | 1967-04-12 | $7700.00 | Window Closed / Lapsed |