US1866482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine propelling and steering mechanism
Assignee: Individual
•
Filing: 1931-02-02
•
Granted: 1932-07-05
•
Expires: 1951-02-02
Abstract
No abstract record available.
Inventors
- 👤 Lawrence S Olsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:19
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/08; B63H20/12; B63H20/10; B63H25/00; B63H25/42; B63H5/00; B63H5/07; B63H5/125; B63H2005/1254; B63H2005/1256
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) | 1935-07-05 | 1936-01-04 | 1936-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-07-05 | 1940-01-04 | 1940-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-07-05 | 1944-01-04 | 1944-07-05 | $7700.00 | Window Closed / Lapsed |