Patent US3046735A successfully refreshed from Google Patents.
US3046735A
Expired / Lapsed
US
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Water jet drive for boats
Assignee: FLORENCE T CLINE
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Filing: 1961-04-10
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Granted: 1962-07-31
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Expires: 1981-04-10
Abstract
No abstract record available.
Inventors
- 👤 Kermit H Burgin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:04
CPC Classifications
B; B63; B63H; B63H20/00; B63H5/00; B63H5/07; B63H5/16; B63H5/165; B63H11/00; B63H11/02; B63H11/04; B63H11/08; B63H2011/087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |