US3064283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light-weight metal boat
Assignee: ALUMAKIT CO Inc
•
Filing: 1960-09-27
•
Granted: 1962-11-20
•
Expires: 1980-09-27
Abstract
No abstract record available.
Inventors
- 👤 Roger P Swanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:26
CPC Classifications
B; B63; B63B; B63B3/00; B63B3/14; B63B3/38; B63B3/16; B63B3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US687910A
Cited
US1124637A
Cited
US1882580A
Cited
US2312722A
Cited
US2572623A
Cited
US2778035A
Cited
US2771668A
Cited
US2969551A
Cited
US2949879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |