Patent US2980924A successfully refreshed from Google Patents.
US2980924A
Expired / Lapsed
US
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Molded speed boat hull
Assignee: Individual
•
Filing: 1958-11-06
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Granted: 1961-04-25
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Expires: 1978-11-06
Abstract
No abstract record available.
Inventors
- 👤 Canazzi Henry Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:49
CPC Classifications
B; B63; B63B; B63B3/00; B63B1/00; B63B1/16; B63B1/18; B63B1/20; B63B2001/201; B63B5/00; B63B5/24; B63B2005/242
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |