US2741782A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sectional row boat
Assignee: Individual
•
Filing: 1953-04-01
•
Granted: 1956-04-17
•
Expires: 1973-04-01
Abstract
No abstract record available.
Inventors
- 👤 Oskar A Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:03
CPC Classifications
B; B63; B63B; B63B7/00; B63B7/02; B63B7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US590823A
Cited
US1781860A
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US764473A
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GB191118187A
Cited
US1916093A
Cited
US1948831A
Cited
US1901545A
Cited
FR729245A
Cited
US2212088A
Cited
US2443768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-17 | 1959-10-17 | 1960-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-17 | 1963-10-17 | 1964-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-17 | 1967-10-17 | 1968-04-17 | $7700.00 | Window Closed / Lapsed |