Patent US2996098A successfully refreshed from Google Patents.
US2996098A
Expired / Lapsed
US
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High speed tire
Assignee: Bridgestone Firestone Inc
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Filing: 1958-12-19
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Granted: 1961-08-15
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Expires: 1978-12-19
Abstract
No abstract record available.
Inventors
- 👤 Doris H Lyon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:53
CPC Classifications
B; B60; B60C; B60C11/00; B60C11/03; B60C11/04; B60C11/042; B60C11/0306; B60C11/0309; B60C11/14; B60C11/18; B60C9/00; B60C9/18; B60C9/20; B60C9/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A PNEUMATIC TIRE HAVING IN THE INFLATED CONDITION A BODY PORTION GENERALLY CIRCULAR IN CROSS SECTION, AND A TREAD INTEGRAL THEREWITH AND COMPRISING A ROAD-ENGAGING SURFACE PROVIDED WITH ANTI-SKID GROOVES, SAID TREAD HAVING A CONTINUOUS, OUTWARDLY OPENING, CIRCUMFERENTIALLY EXTENDING CAVITY IN THE CENTRAL CROWN PORTION THEREOF, AND THE INNER DIAMETER OF SAID MEMBER BEING SLIGHTLY SMALLER
Claim 2
Dependent Claim
56 words
A PNEUMATIC TIRE HAVING IN THE INFLATED CONDITION A BODY PORTION GENERALLY CIRCULAR IN CROSS SECTION, AND A TREAD INTEGRAL THEREWITH AND COMPRISING A ROAD-ENGAGING SURFACE PROVIDED WITH ANTI-SKID GROOVES, SAID TREAD HAVING A CONTINUOUS, OUTWARDLY OPENING, CIRCUMFERENTIALLY EXTENDING CAVITY IN THE CENTRAL CROWN PORTION THEREOF, AND THE INNER DIAMETER OF SAID MEMBER BEING SLIGHTLY SMALLER
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) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |