Patent US2919451A successfully refreshed from Google Patents.
US2919451A
Expired / Lapsed
US
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Sectionalized boat assembly
Assignee: Individual
•
Filing: 1957-01-07
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Granted: 1960-01-05
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Expires: 1977-01-07
Abstract
No abstract record available.
Inventors
- 👤 Long Francis Vinton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:44
CPC Classifications
B; B63; B63B; B63B3/00; B63B3/02; B63B3/04; B63B1/00; B63B1/16; B63B1/18; B63B2001/186; B63B29/00; B63B29/02; B63B29/04; B63B2029/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US523151A
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US1305354A
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US1736157A
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US1833326A
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US2093366A
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US2381631A
Cited
US2443768A
Cited
US2544599A
Cited
US2569611A
Cited
GB734640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-04 | 1963-07-06 | 1964-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-04 | 1967-07-06 | 1968-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-04 | 1971-07-06 | 1972-01-05 | $7700.00 | Window Closed / Lapsed |