Patent US2899571A successfully refreshed from Google Patents.
US3259092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat hulls
Assignee: Individual
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Filing: 1965-05-27
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Granted: 1966-07-05
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Expires: 1985-05-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Joseph J Kara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:19
CPC Classifications
B; B63; B63B; B63B1/00; B63B1/16; B63B1/18; B63B1/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
221 words
IN A BOAT CAPABLE OF PLANING UPON THE SURFACE OF THE WATER AND HAVING A SINGLE-HULL CONFIGURATION INCLUDING A BOTTOM, SIDES INTERSECTING THE BOTTOM AND RUNNING LONGITUDINALY ALONG THE BOTTOM FROM A STEM TO A LATERALLY STERN, AND A CENTER LINE EXTENDING ALONG THE BOTTOM FROM STEM TO STERN OF THE HULL, THE BOTTOM EXTENDING CONTINUOUSLY FROM THE CENTER LINE TOWARD EACH INTERSECTION OF A SIDE AND THE BOTTOM AND AT LEAST A PORTION OF THE BOTTOM BETWEEN THE CENTER LINE AND EACH SAID INTERSECTION BEING PLANAR, AT LEAST TWO STAKES JOINED TO THE BOTTOM OF TE HULL, DEPENDING DOWNWARDLY FROM THE PLANAR PORTIONS OF THE BOTTOM AND EXTENDING LONGITUDINALLY ALONG THE HULL FROM STEM TO STERN THEREOF, SAID STRAKES EACH HAVING A LONGITUDINAL INNER AND OUTER EDGE AND A LONGITUDINALLY CONTINUOUS BOTTOM SURFACE, THE FORWARD PORTIONS OF THE STRAKES CONVERGING TOWARD THE STEM AND THE CENTER LINE OF THE HULL EXTENDING DOWNWARDLY BETWEEN THE CONVERGING PORTIONS OF THE STRAKES AND BELOW THE CONVERGING PORTIONS SO THAT THE FORWARD PORTIONS OF THE INNER EDGES SERVE TO CUSHION THE HULL AT SPEEDS BELOW THE PLANING SPEED AND THE AFTER PORTIONS OF THE INNER AND OUTER EDGES DEFINE THE LATERAL BOUNDARIES OF PORTIONS OF THE BOTTOM SURFACES PROVIDING PLANNING SURFACES, THE THICKNESS OF THE STRAKES BEING SUCH THAT THE PLANING SURFACES ARE DIS-
Claim 2
Dependent Claim
221 words
IN A BOAT CAPABLE OF PLANING UPON THE SURFACE OF THE WATER AND HAVING A SINGLE-HULL CONFIGURATION INCLUDING A BOTTOM, SIDES INTERSECTING THE BOTTOM AND RUNNING LONGITUDINALY ALONG THE BOTTOM FROM A STEM TO A LATERALLY STERN, AND A CENTER LINE EXTENDING ALONG THE BOTTOM FROM STEM TO STERN OF THE HULL, THE BOTTOM EXTENDING CONTINUOUSLY FROM THE CENTER LINE TOWARD EACH INTERSECTION OF A SIDE AND THE BOTTOM AND AT LEAST A PORTION OF THE BOTTOM BETWEEN THE CENTER LINE AND EACH SAID INTERSECTION BEING PLANAR, AT LEAST TWO STAKES JOINED TO THE BOTTOM OF TE HULL, DEPENDING DOWNWARDLY FROM THE PLANAR PORTIONS OF THE BOTTOM AND EXTENDING LONGITUDINALLY ALONG THE HULL FROM STEM TO STERN THEREOF, SAID STRAKES EACH HAVING A LONGITUDINAL INNER AND OUTER EDGE AND A LONGITUDINALLY CONTINUOUS BOTTOM SURFACE, THE FORWARD PORTIONS OF THE STRAKES CONVERGING TOWARD THE STEM AND THE CENTER LINE OF THE HULL EXTENDING DOWNWARDLY BETWEEN THE CONVERGING PORTIONS OF THE STRAKES AND BELOW THE CONVERGING PORTIONS SO THAT THE FORWARD PORTIONS OF THE INNER EDGES SERVE TO CUSHION THE HULL AT SPEEDS BELOW THE PLANING SPEED AND THE AFTER PORTIONS OF THE INNER AND OUTER EDGES DEFINE THE LATERAL BOUNDARIES OF PORTIONS OF THE BOTTOM SURFACES PROVIDING PLANNING SURFACES, THE THICKNESS OF THE STRAKES BEING SUCH THAT THE PLANING SURFACES ARE DIS-
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |