US3117544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat hull
Assignee: ALIM ASSOCIATION Inc
•
Filing: 1961-05-15
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Granted: 1964-01-14
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Expires: 1981-05-15
Abstract
No abstract record available.
Inventors
- 👤 Harry L Schoell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:16
CPC Classifications
B; B63; B63B; B63B1/00; B63B1/16; B63B1/18; B63B1/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
IN A HULL FOR A SMALL MOTOR POWERED CRAFT WHICH INCLUDES A TRANSOM STERN AND FREEBOARD SIDES FROM SAID STERN TERMINATING IN A V-BOW, A BOTTOM STRUCTURE COMPRISING A KEEL, A BOTTOM PORTION EXTENDING FROM SAID KEEL TO THE FREEBOARD SIDES AND TRANSOM STERN OF SAID CRAFT, A PLURALITY OF LONGITUDINAL STEPS ON SAID BOTTOM PORTION SUBSTANTIALLY PARALLEL TO THE VERTICAL PLANE OF SAID KEEL, THE CROSS SECTION OF SAID BOTTOM PORTION IN A VERTICAL PLANE SUBSTANTIALLY PERPENDICULAR TO SAID KEEL COINCIDING WITH THE EQUAL SIDES OF AN ISOSCELES TRIANGLE WHEREIN THE ANGLE BETWEEN SAID SIDES INCREASES IN REGULAR FASHION FROM AN ACUTE ANGLE IN THE FORWARD PART OF THE HULL TO AN OBTUSE ANGLE IN THE AFTER PART OF THE HULL, A STEP ADJACENT SAID KEEL EXTENDING FROM NEAR SAID BOW SUBSTANTIALLY LESS THAN THE LENGTH OF SAID BOTTOM PORTION, AT LEAST TWO OTHER OF SAID STEPS OUTBOARD OF THE AFORESAID STEP ADJACENT SAID KEEL EXTENDING SUBSTANTIALLY THE LENGTH OF SAID BOTTOM PORTION FROM A PLACE THEREON SPACED FROM SAID KEEL.
Claim 2
Dependent Claim
172 words
IN A HULL FOR A SMALL MOTOR POWERED CRAFT WHICH INCLUDES A TRANSOM STERN AND FREEBOARD SIDES FROM SAID STERN TERMINATING IN A V-BOW, A BOTTOM STRUCTURE COMPRISING A KEEL, A BOTTOM PORTION EXTENDING FROM SAID KEEL TO THE FREEBOARD SIDES AND TRANSOM STERN OF SAID CRAFT, A PLURALITY OF LONGITUDINAL STEPS ON SAID BOTTOM PORTION SUBSTANTIALLY PARALLEL TO THE VERTICAL PLANE OF SAID KEEL, THE CROSS SECTION OF SAID BOTTOM PORTION IN A VERTICAL PLANE SUBSTANTIALLY PERPENDICULAR TO SAID KEEL COINCIDING WITH THE EQUAL SIDES OF AN ISOSCELES TRIANGLE WHEREIN THE ANGLE BETWEEN SAID SIDES INCREASES IN REGULAR FASHION FROM AN ACUTE ANGLE IN THE FORWARD PART OF THE HULL TO AN OBTUSE ANGLE IN THE AFTER PART OF THE HULL, A STEP ADJACENT SAID KEEL EXTENDING FROM NEAR SAID BOW SUBSTANTIALLY LESS THAN THE LENGTH OF SAID BOTTOM PORTION, AT LEAST TWO OTHER OF SAID STEPS OUTBOARD OF THE AFORESAID STEP ADJACENT SAID KEEL EXTENDING SUBSTANTIALLY THE LENGTH OF SAID BOTTOM PORTION FROM A PLACE THEREON SPACED FROM SAID KEEL.
References Cited (Backward Citations)
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Cited
US1935622A
Cited
US2721341A
Cited
US2956292A
Cited
US3038179A
Cited
US3040687A
Cited
US3077172A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |