US2650376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sectional boat
Assignee: Individual
•
Filing: 1950-02-07
•
Granted: 1953-09-01
•
Expires: 1970-02-07
Abstract
No abstract record available.
Inventors
- 👤 Benjamin L Sommer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:23
CPC Classifications
B; B63; B63B; B63B7/00; B63B7/02; B63B7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1263410A
Cited
US1901545A
Cited
US2040373A
Cited
US2212088A
Cited
US2292972A
Cited
US2401453A
Cited
US2494763A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-31 | 1957-03-02 | 1957-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-31 | 1961-03-02 | 1961-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-31 | 1965-03-02 | 1965-09-01 | $7700.00 | Window Closed / Lapsed |