US3195244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bowling shoes and methods for making the same
Assignee: Individual
•
Filing: 1963-02-20
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Granted: 1965-07-20
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Expires: 1983-02-20
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Whitcas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:51
CPC Classifications
A; A43; A43B; A43B5/00; A43B5/008
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A BOWLING SHOE HAVING A LEATHER SOLE THE WEAR SURFACE OF WHICH IS PROVIDED WITH A PLURALITY OF PREDETERMINED AREAS OF FLUOROCARBON MATERIAL AT SPACED LOCATIONS AT LEAST ONE OF WHICH, DURING USE OF THE SHOE, IS SUBSTANTIALLY BENEATH THE BALL OF THE FOOT AND ALL OF WHICH ARE SUBSTANTIALLY CO-PLANAR WITH SAID WEAR SURFACE OF SAID SOLE, SAID FLUOROCARBON AREAS HAVING A LOW COEFFICIENT OF FRICTION AND BEING SUBSTANTIALLY NON-ABSORBENT, AND SAID FLUOROCARBON AREAS BEING SEPARATED BY OTHER AREAS OF SAID WEAR SURFACE OF SAID SOLE HAVING A HIGHER COEFFICIENT OF FRICTION WHEREBY SAID BLOWING SHOE HAS A SUBSTANTIALLY UNIFORM EFFECTIVE COEFFICIENT OF FRICTION WHICH IS LOWER THAN THE COEFFICIENT OF FRICTION OF THE LEATHER SOLE AND SUBSTANTIALLY UNAFFECTED BY HUMIDITY CONDITIONS.
Claim 2
Dependent Claim
123 words
A BOWLING SHOE HAVING A LEATHER SOLE THE WEAR SURFACE OF WHICH IS PROVIDED WITH A PLURALITY OF PREDETERMINED AREAS OF FLUOROCARBON MATERIAL AT SPACED LOCATIONS AT LEAST ONE OF WHICH, DURING USE OF THE SHOE, IS SUBSTANTIALLY BENEATH THE BALL OF THE FOOT AND ALL OF WHICH ARE SUBSTANTIALLY CO-PLANAR WITH SAID WEAR SURFACE OF SAID SOLE, SAID FLUOROCARBON AREAS HAVING A LOW COEFFICIENT OF FRICTION AND BEING SUBSTANTIALLY NON-ABSORBENT, AND SAID FLUOROCARBON AREAS BEING SEPARATED BY OTHER AREAS OF SAID WEAR SURFACE OF SAID SOLE HAVING A HIGHER COEFFICIENT OF FRICTION WHEREBY SAID BLOWING SHOE HAS A SUBSTANTIALLY UNIFORM EFFECTIVE COEFFICIENT OF FRICTION WHICH IS LOWER THAN THE COEFFICIENT OF FRICTION OF THE LEATHER SOLE AND SUBSTANTIALLY UNAFFECTED BY HUMIDITY CONDITIONS.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |