US637051A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Propelling apparatus for boats.
Assignee: Individual
•
Filing: 1899-07-15
•
Granted: 1899-11-14
•
Expires: 1919-07-15
Abstract
No abstract record available.
Inventors
- 👤 Carl Wasek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 21:23
CPC Classifications
B; B63; B63H; B63H16/00; B63H16/08; B63H16/12; B63H16/14; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1526; Y10T74/1542; Y10T74/1544; Y10T74/1545; Y10T74/19; Y10T74/19642; Y10T74/19698; Y10T74/19828; Y10T74/19833
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) | 1902-11-14 | 1903-05-16 | 1903-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-11-14 | 1907-05-16 | 1907-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-11-14 | 1911-05-16 | 1911-11-15 | $7700.00 | Window Closed / Lapsed |