Patent US2996099A successfully refreshed from Google Patents.
US2996099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire chafer abrasion gum strip composition
Assignee: Bridgestone Firestone Inc
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Filing: 1955-07-28
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Granted: 1961-08-15
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Expires: 1975-07-28
Abstract
No abstract record available.
Inventors
- 👤 Chester A Mccall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:47
CPC Classifications
B; B60; B60C; B60C15/00; B60C15/06; C; C08; C08L; C08L21/00; B60C2015/0614; Y; Y10; Y10S; Y10S152/00; Y10S152/09; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495; Y10T152/10819; Y10T152/10828; Y10T152/10846
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
63 words
IN A PNEUMATIC TIRE A RUBBERY TREAD PORTION SUPERIMPOSED ON AND BONDED TO A VULCANIZED RUBBERIZED FABRIC BODY PORTION TERMINATING AT ITS EDGES IN TWO INEXTENSIBLE BEAD PORTIONS COVERED ON THEIR AXIALLY OUTER SURFACES BY A VULCANIZED RUBBERY SHEET, SAID RUBBERY SHEET COMPRISED OF A VULCANIZED RUBBER COMPOUND AS A MATRIX IN WHICH ARE DISPERSED DISCRETE PARTICLES OF GROUND, PREVIOUSLY VULCANIZED RUBBERY MATERIAL.
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 |