US2804157A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor axle and hub
Assignee: Individual
•
Filing: 1954-08-16
•
Granted: 1957-08-27
•
Expires: 1974-08-16
Abstract
No abstract record available.
Inventors
- 👤 Donald C Preston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:19
CPC Classifications
B; B60; B60B; B60B27/00; B60B27/0015; B60B27/0021; B60B27/0026; B60B27/06; B60B27/065; B60B35/00; B60B35/02; B60B35/10; B60B35/1009; B60B35/1027; B60B35/1072; B60B35/1081; B60B35/12; B60B35/121; B60B35/14; B60B2310/00; B60B2310/30; B60B2310/305; B60B2310/306; B60Y; B60Y2200/00; B60Y2200/20; B60Y2200/22; B60Y2200/221
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US612302A
Cited
US1480462A
Cited
US1662982A
Cited
US1822093A
Cited
US1990344A
Cited
US2240312A
Cited
US2302570A
Cited
US2546453A
Cited
US2682430A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-26 | 1961-02-25 | 1961-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-26 | 1965-02-25 | 1965-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-26 | 1969-02-25 | 1969-08-27 | $7700.00 | Window Closed / Lapsed |