US3002484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Boat
Assignee: Individual
•
Filing: 1958-04-24
•
Granted: 1961-10-03
•
Expires: 1978-04-24
Abstract
No abstract record available.
Inventors
- 👤 Alfred T Dube
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:01
CPC Classifications
B; B63; B63H; B63H19/00; B63H19/02; B63B; B63B1/00; B63B1/02; B63B1/10; B63B1/14; Y; Y02; Y02T; Y02T70/00; Y02T70/50; Y02T70/5218; Y02T70/5236
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) | 1964-10-02 | 1965-04-03 | 1965-10-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-10-02 | 1969-04-03 | 1969-10-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-10-02 | 1973-04-03 | 1973-10-03 | $7700.00 | Window Closed / Lapsed |