US2621081A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bicycle wheel attachment
Assignee: Individual
•
Filing: 1950-02-17
•
Granted: 1952-12-09
•
Expires: 1970-02-17
Abstract
No abstract record available.
Inventors
- 👤 Mann Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:46
CPC Classifications
B; B60; B60B; B60B7/00; B60B7/0006; B60B1/00; B60B1/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1952708A
Cited
US2558423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |