US303503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suspension-wheel
Assignee: —
•
Filing: —
•
Granted: 1884-08-12
•
Expires: 1901-08-12
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:27
CPC Classifications
B; B60; B60B; B60B21/00; B60B21/06; B60B21/062; B60B1/00; B60B1/02; B60B1/04; B60B1/041; B60B1/042; B60B1/043; B60B21/066; B60B37/00; B60B37/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1887-08-12 | 1888-02-11 | 1888-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-08-12 | 1892-02-11 | 1892-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-08-12 | 1896-02-11 | 1896-08-12 | $7700.00 | Window Closed / Lapsed |