US3505447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Segmental tire mold and method of molding an asymmetric tire
Assignee: FRANCAISE DU PNEU ENGLEBERT MARGNYLES-COMPIEGNE SOC
•
Filing: 1967-02-14
•
Granted: 1970-04-07
•
Expires: 1987-02-14
Abstract
No abstract record available.
Inventors
- 👤 Claude Billes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:35
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/0601; B29D30/0606; B29D30/0629
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US906256A
Cited
US1599772A
Cited
US1604452A
Cited
US1781658A
Cited
US2959817A
Cited
US3082480A
Cited
US3337918A
Cited
GB975644A
Cited
US3396221A
Cited
US3395745A
Cited
FR1448109A
Cited
US3435874A
Cited
US3347964A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-06 | 1973-10-06 | 1974-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-06 | 1977-10-06 | 1978-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-06 | 1981-10-06 | 1982-04-07 | $7700.00 | Window Closed / Lapsed |