Patent US3382839A successfully refreshed from Google Patents.
US3382839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Through transom mounted drive unit for watercraft
Assignee: Brunswick Corp
•
Filing: 1965-02-16
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Granted: 1968-05-14
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Expires: 1985-02-16
Abstract
No abstract record available.
Inventors
- 👤 Kiekhaefer Elmer Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:15
CPC Classifications
B; B63; B63H; B63H5/00; B63H5/07; B63H5/125; B63H5/1252
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US190312A
Cited
US1780075A
Cited
US2209302A
Cited
US3175530A
Cited
US3136287A
Cited
US3158346A
Cited
US3202126A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |