US3303809A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat hull
Assignee: Individual
•
Filing: 1965-10-12
•
Granted: 1967-02-14
•
Expires: 1985-10-12
Abstract
No abstract record available.
Inventors
- 👤 Leroy W Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:42
CPC Classifications
B; B63; B63B; B63B1/00; B63B1/16; B63B1/18; B63B1/20; B63B2001/201
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A BOAT HULL HAVING A BOTTOM, A KEEL EXTENDING CENTRALLY ALONG SAID BOTTOM FROM STEM TO STERN, A FIRST PAIR OF CHINES EXTENDING ONE EACH ALONG EACH SIDE OF SAID BOTTOM, A SECOND PAIR OF CHINES OUTWARDLY SPACED ONE EACH FROM EACH ONE OF SAID FIRST PAIR OF CHINES AND DEFINING THEREWITH SUBSTANTIALLY FLAT HULL WING PORTIONS AT EACH SIDE OF SAID BOTTOM AND LYING IN A COMMON, HORIZONTAL, TRANSVERSE PLANE, A PAIR OF HULL SIDES EXTENDING UPWARDLY FROM ONE EACH OF SAID SECOND PAIR OF CHINES AND FROM STEM TO STERN AND SYMMETRICALLY DISPOSED WITH RESPECT TO SAID KEEL, SAID BOTTOM BEING SUBSTANTIALLY V-SHAPED IN VERTICAL TRANSVERSE SECTION WITH AN OBTUSE V-ANGLE OF SUBSTANTIALLY CONSTANT VALUE FROM A POINT AMIDSHIPS TO THE STERN OF THE HULL, SAID WING PORTIONS INCREASING GRADUALLY IN WIDTH FROM STEM TO STERN.
Claim 2
Dependent Claim
138 words
A BOAT HULL HAVING A BOTTOM, A KEEL EXTENDING CENTRALLY ALONG SAID BOTTOM FROM STEM TO STERN, A FIRST PAIR OF CHINES EXTENDING ONE EACH ALONG EACH SIDE OF SAID BOTTOM, A SECOND PAIR OF CHINES OUTWARDLY SPACED ONE EACH FROM EACH ONE OF SAID FIRST PAIR OF CHINES AND DEFINING THEREWITH SUBSTANTIALLY FLAT HULL WING PORTIONS AT EACH SIDE OF SAID BOTTOM AND LYING IN A COMMON, HORIZONTAL, TRANSVERSE PLANE, A PAIR OF HULL SIDES EXTENDING UPWARDLY FROM ONE EACH OF SAID SECOND PAIR OF CHINES AND FROM STEM TO STERN AND SYMMETRICALLY DISPOSED WITH RESPECT TO SAID KEEL, SAID BOTTOM BEING SUBSTANTIALLY V-SHAPED IN VERTICAL TRANSVERSE SECTION WITH AN OBTUSE V-ANGLE OF SUBSTANTIALLY CONSTANT VALUE FROM A POINT AMIDSHIPS TO THE STERN OF THE HULL, SAID WING PORTIONS INCREASING GRADUALLY IN WIDTH FROM STEM TO STERN.
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) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |