Patent US628173A successfully refreshed from Google Patents.
US628173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pedal-crank extension attachment.
Assignee: Individual
•
Filing: 1898-05-16
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Granted: 1899-07-04
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Expires: 1918-05-16
Abstract
No abstract record available.
Inventors
- 👤 John B Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:19
CPC Classifications
B; B62; B62M; B62M3/00; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2164
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) | 1902-07-04 | 1903-01-03 | 1903-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-07-04 | 1907-01-03 | 1907-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-07-04 | 1911-01-03 | 1911-07-05 | $7700.00 | Window Closed / Lapsed |