Patent US3537500A successfully refreshed from Google Patents.
US3537500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire construction
Assignee: Bridgestone Firestone Inc
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Filing: 1969-03-07
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Granted: 1970-11-03
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Expires: 1989-03-07
Abstract
No abstract record available.
Inventors
- 👤 Heinz Wilhelm Beneze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 15:35
CPC Classifications
B; B60; B60C; B60C5/00; B60C5/007; B60C11/00; B60C11/14; B60C11/18; B60C5/01; B60C9/00; B60C9/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-02 | 1974-05-04 | 1974-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-02 | 1978-05-04 | 1978-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-02 | 1982-05-04 | 1982-11-03 | $7700.00 | Window Closed / Lapsed |