US1579834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marine propulsion device
Assignee: Individual
•
Filing: 1924-10-10
•
Granted: 1926-04-06
•
Expires: 1944-10-10
Abstract
No abstract record available.
Inventors
- 👤 James H Pierce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:26
CPC Classifications
F; F01; F01P; F01P3/00; F01P3/20; F01P3/202; F02; F02B; F02B61/00; F02B61/04; F02B61/045
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) | 1929-04-05 | 1929-10-05 | 1930-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-04-05 | 1933-10-05 | 1934-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-04-05 | 1937-10-05 | 1938-04-06 | $7700.00 | Window Closed / Lapsed |