US2779378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tire tread construction
Assignee: Bridgestone Firestone Inc
•
Filing: 1953-11-30
•
Granted: 1957-01-29
•
Expires: 1973-11-30
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Robertson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:29
CPC Classifications
B; B60; B60C; B60C11/00; B60C11/03; B60C11/04; B60C11/042; B60C11/0306; B60C11/0309; B60C11/045; Y; Y10; Y10S; Y10S152/00; Y10S152/03; Y10S152/90
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
FR819836A
Cited
US2272879A
Cited
US2265543A
Cited
US2404579A
Cited
US2459750A
Cited
FR987700A
Cited
US2604920A
Cited
US2701598A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |