US3137263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ballast means for ships and the like
Assignee: Individual
•
Filing: 1963-04-29
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Granted: 1964-06-16
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph D Sainte-Claire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:24
CPC Classifications
B; B63; B63B; B63B39/00; B63B39/02; B63B43/00; B63B43/02; B63B43/04; B63B2043/042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
AN OUTRIGGER BALLAST MEANS FOR SHIPS AND THE LIKE; A KEEL-WISE STATIONARY FIN FIXED TO THE SIDE OF A SHIP ABOVE THE WATER LINE, A MOVABLE KEEL-WISE FIN HINGED TO THE STATIONARY FIN AT THE OUTER EDGE THEREOF, A CHAMBER IN THE MOVABLE FIN ADAPTED TO BE FILLED AND EMPTIED OF A FLUID, VARIABLE MEANS IN THE STATIONARY FIN IN CONNECTION WITH THE MOVABLE FIN FOR SWINGING IT TO ANY ONE OF A VARIETY OF VERTICAL POSITIONS, AND MEANS TO QUICKLY FILL AND EMPTY THE CHAMBER OF FLUID.
Claim 2
Dependent Claim
88 words
AN OUTRIGGER BALLAST MEANS FOR SHIPS AND THE LIKE; A KEEL-WISE STATIONARY FIN FIXED TO THE SIDE OF A SHIP ABOVE THE WATER LINE, A MOVABLE KEEL-WISE FIN HINGED TO THE STATIONARY FIN AT THE OUTER EDGE THEREOF, A CHAMBER IN THE MOVABLE FIN ADAPTED TO BE FILLED AND EMPTIED OF A FLUID, VARIABLE MEANS IN THE STATIONARY FIN IN CONNECTION WITH THE MOVABLE FIN FOR SWINGING IT TO ANY ONE OF A VARIETY OF VERTICAL POSITIONS, AND MEANS TO QUICKLY FILL AND EMPTY THE CHAMBER OF FLUID.
References Cited (Backward Citations)
US545095A
Cited
US1709219A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-16 | 1967-12-16 | 1968-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-16 | 1971-12-16 | 1972-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-16 | 1975-12-16 | 1976-06-16 | $7700.00 | Window Closed / Lapsed |