US3256020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Finned football
Assignee: Barr Rubber Products Co
•
Filing: 1963-04-23
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Granted: 1966-06-14
•
Expires: 1983-04-23
Abstract
No abstract record available.
Inventors
- 👤 Charles E Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:57
CPC Classifications
A; A63; A63B; A63B43/00; A63B43/002
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
173 words
A FOOTBALL COMPRISING A BODY HAVING A MAJOR DIAMETER AND A SUBSTANTIALLY TRANSVERSE MINOR DIAMETER ESSENTIALLY INTERSECTING EACH OTHER AT THEIR MIDPOINTS, THE CROSS-SECTIONS OF SAID BODY TRANSVERSE TO SAID MAJOR DIAMETER BEING ESSENTIALLY CIRCULAR, SAID CROSS-SECTIONS PROGRESSIVELY DECREASING IN AREA FROM THE MIDDLE CROSS-SECTION WHICH INCLUDES SAID MINOR DIAMETER TOWARD THE ENDS OF SAID MAJOR DIAMETER TO LOCATE AND DEFINE END POLES OF THE OPPOSITE ENDS OF SAID MAJOR DIAMETER, A MINIMUM OF THREE FINS UNITED WITH SAID BODY BETWEEN ONE END POLE THEREOF AND THE CIRCUMSTANCES AT THE MINOR DIAMETER OF THE BALL, SAID FINS EXTENDING RADIALLY OUTWARD FROM SAID BODY TO A DISTANCE LESS THAN THE RADIUS AT THE SAID MINOR DIAMETER, SAID FINS TERMINATING IN BEARING SURFACES SO LOCATED AND ORIENTED WITH RESPECT TO SAID BODY THAT, WHEN THE BALL IS PLACED ON A HORIZONTAL SURFACE IN A SUBSTANTIALLY UP-RIGHT POSITION, THE BALL WILL REST ON POINTS CONSTITUTING THE CORNERS OF A POLYGON WITHIN WHOSE AREA A VERTICAL LINE FROM THE CENTER OF GRAVITY OF THE BALL WILL FALL.
Claim 2
Dependent Claim
173 words
A FOOTBALL COMPRISING A BODY HAVING A MAJOR DIAMETER AND A SUBSTANTIALLY TRANSVERSE MINOR DIAMETER ESSENTIALLY INTERSECTING EACH OTHER AT THEIR MIDPOINTS, THE CROSS-SECTIONS OF SAID BODY TRANSVERSE TO SAID MAJOR DIAMETER BEING ESSENTIALLY CIRCULAR, SAID CROSS-SECTIONS PROGRESSIVELY DECREASING IN AREA FROM THE MIDDLE CROSS-SECTION WHICH INCLUDES SAID MINOR DIAMETER TOWARD THE ENDS OF SAID MAJOR DIAMETER TO LOCATE AND DEFINE END POLES OF THE OPPOSITE ENDS OF SAID MAJOR DIAMETER, A MINIMUM OF THREE FINS UNITED WITH SAID BODY BETWEEN ONE END POLE THEREOF AND THE CIRCUMSTANCES AT THE MINOR DIAMETER OF THE BALL, SAID FINS EXTENDING RADIALLY OUTWARD FROM SAID BODY TO A DISTANCE LESS THAN THE RADIUS AT THE SAID MINOR DIAMETER, SAID FINS TERMINATING IN BEARING SURFACES SO LOCATED AND ORIENTED WITH RESPECT TO SAID BODY THAT, WHEN THE BALL IS PLACED ON A HORIZONTAL SURFACE IN A SUBSTANTIALLY UP-RIGHT POSITION, THE BALL WILL REST ON POINTS CONSTITUTING THE CORNERS OF A POLYGON WITHIN WHOSE AREA A VERTICAL LINE FROM THE CENTER OF GRAVITY OF THE BALL WILL FALL.
References Cited (Backward Citations)
US1180681A
Cited
FR993495A
Cited
US2870570A
Cited
US2931653A
Cited
US2960794A
Cited
US2975534A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |