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US301676A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller-skate
Assignee: —
•
Filing: —
•
Granted: 1884-07-08
•
Expires: 1901-07-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:07
CPC Classifications
A; A63; A63C; A63C17/00; A63C17/02
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) | 1887-07-08 | 1888-01-07 | 1888-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1891-07-08 | 1892-01-07 | 1892-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1895-07-08 | 1896-01-07 | 1896-07-08 | $7700.00 | Window Closed / Lapsed |