US2478653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auxiliary wheel for vehicles
Assignee: Individual
•
Filing: 1947-11-10
•
Granted: 1949-08-09
•
Expires: 1967-11-10
Abstract
No abstract record available.
Inventors
- 👤 Frank F Callan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:09
CPC Classifications
B; B60; B60B; B60B11/00; B60B11/10; B60S; B60S9/00; B60S9/02; B60S9/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1743005A
Cited
US1860217A
Cited
CH181139A
Cited
US2167929A
Cited
US2126083A
Cited
US2460178A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-08 | 1953-02-07 | 1953-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-08 | 1957-02-07 | 1957-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-08 | 1961-02-07 | 1961-08-09 | $7700.00 | Window Closed / Lapsed |