Patent US3376840A successfully refreshed from Google Patents.
US3376840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine hull
Assignee: ZPHIRIOU
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Filing: 1966-10-19
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Granted: 1968-04-09
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Expires: 1986-10-19
Abstract
No abstract record available.
Inventors
- 👤 James G Zaphiriou
- 👤 John R Cabauatan
- 👤 Arthur L Gagne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:40
CPC Classifications
B; B63; B63B; B63B1/00; B63B1/16; B63B1/18; B63B1/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
153 words
A POWER BOAT HULL CONSTRUCTION COMPRISING A LONGITUDINALLY DISPOSED CENTER PORTION EXTENDING FROM THE FORWARD TO THE REAR END OF SAID HULL AND BEING SUBSTANTIALLY V-SHAPED IN CROSS-SECTION, SAID V-SHAPE BEING FORMED BY ADJACENT WALLS OF THE CENTER PORTION AND HAVING AN ACUTE ANGLE AT THE FORWARD END OF SAID HULL WITH SAID ANGLE PROGRESSIVELY INCREASING TO AN ANGLE APPROACHING 180* APPROXIMATELY MIDWAY BETWEEN THE FORWARD AND REAR END OF SAID HULL, AND A PAIR OF SUBSTANTIALLY FLAT RUNNERS EXTENDING OUTWARDLY FROM THE RESPECTIVE SIDE EDGES OF SAID CENTER PORTION, SAID RUNNERS BEING RELATIVELY NARROW WITH RESPECT TO SAID CENTER PORTION AND EXTENDING FROM THE REAR OF SAID HULL FORWARDLY, WITH THE LOWER SURFACE OF SAID CENTER PORTION AND SAID RUNNERS LYING IN A COMMON PLANE ADJACENT THE REAR END OF SAID HULL, WHEREBY THE LOWER SURFACE OF THE CENTER PORTION AND SAID RUNNERS FORM A THREE POINT PLANING SURFACE FOR SAID HULL.
Claim 2
Dependent Claim
153 words
A POWER BOAT HULL CONSTRUCTION COMPRISING A LONGITUDINALLY DISPOSED CENTER PORTION EXTENDING FROM THE FORWARD TO THE REAR END OF SAID HULL AND BEING SUBSTANTIALLY V-SHAPED IN CROSS-SECTION, SAID V-SHAPE BEING FORMED BY ADJACENT WALLS OF THE CENTER PORTION AND HAVING AN ACUTE ANGLE AT THE FORWARD END OF SAID HULL WITH SAID ANGLE PROGRESSIVELY INCREASING TO AN ANGLE APPROACHING 180* APPROXIMATELY MIDWAY BETWEEN THE FORWARD AND REAR END OF SAID HULL, AND A PAIR OF SUBSTANTIALLY FLAT RUNNERS EXTENDING OUTWARDLY FROM THE RESPECTIVE SIDE EDGES OF SAID CENTER PORTION, SAID RUNNERS BEING RELATIVELY NARROW WITH RESPECT TO SAID CENTER PORTION AND EXTENDING FROM THE REAR OF SAID HULL FORWARDLY, WITH THE LOWER SURFACE OF SAID CENTER PORTION AND SAID RUNNERS LYING IN A COMMON PLANE ADJACENT THE REAR END OF SAID HULL, WHEREBY THE LOWER SURFACE OF THE CENTER PORTION AND SAID RUNNERS FORM A THREE POINT PLANING SURFACE FOR SAID HULL.
References Cited (Backward Citations)
US1898876A
Cited
US2020792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |